diff --git a/CHANGELOG.md b/CHANGELOG.md
index 154f7709..b9c4d672 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## [Unreleased]
 
+## [1.7.0.2] - 2021-06-28
+
+- Make types coercible
+
 ## [1.7.0.1] - 2021-06-25
 
 - Initial release
diff --git a/bin/parser b/bin/parser
index 8acfbe17..12a37d80 100755
--- a/bin/parser
+++ b/bin/parser
@@ -8,11 +8,11 @@ def parse_tl_type(type)
   if (vector = type.scan(/[vV]ector<(.*)>/)).length > 0
     "TD::Types::Array.of(#{parse_tl_type(vector[0][0])})"
   elsif type.match?(/[iI]nt\d\d/)
-    'TD::Types::Integer'
+    'TD::Types::Coercible::Integer'
   elsif type.match?(/[dD]ouble/)
-    'TD::Types::Float'
+    'TD::Types::Coercible::Float'
   elsif type.match?(/[bB]ytes/)
-    'TD::Types::String'
+    'TD::Types::Coercible::String'
   else
     "TD::Types::#{type.camelcase}"
   end
@@ -186,9 +186,9 @@ end
 
 def type_to_comment_type(type)
   type.gsub('TD::Types::Array.of(', 'Array<').gsub(')', '>').
-      gsub('TD::Types::Integer', 'Integer').
-      gsub('TD::Types::Float',   'Float').
-      gsub('TD::Types::String',  'String').
+      gsub('TD::Types::Coercible::Integer', 'Integer').
+      gsub('TD::Types::Coercible::Float',   'Float').
+      gsub('TD::Types::Coercible::String',  'String').
       gsub('TD::Types::Bool',    'Boolean')
 end
 
diff --git a/lib/tdlib/client_methods.rb b/lib/tdlib/client_methods.rb
index e03eccad..0e6c6a6b 100644
--- a/lib/tdlib/client_methods.rb
+++ b/lib/tdlib/client_methods.rb
@@ -14,7 +14,7 @@ def accept_call(call_id:, protocol:)
   
   # Accepts Telegram terms of services.
   #
-  # @param terms_of_service_id [String] Terms of service identifier.
+  # @param terms_of_service_id [TD::Types::String] Terms of service identifier.
   # @return [TD::Types::Ok]
   def accept_terms_of_service(terms_of_service_id:)
     broadcast('@type'               => 'acceptTermsOfService',
@@ -85,8 +85,8 @@ def add_contact(contact: nil, share_phone_number:)
   # Adds a custom server language pack to the list of installed language packs in current localization target.
   # Can be called before authorization.
   #
-  # @param language_pack_id [String] Identifier of a language pack to be added; may be different from a name that is
-  #   used in an "https://t.me/setlanguage/" link.
+  # @param language_pack_id [TD::Types::String] Identifier of a language pack to be added; may be different from a name
+  #   that is used in an "https://t.me/setlanguage/" link.
   # @return [TD::Types::Ok]
   def add_custom_server_language_pack(language_pack_id:)
     broadcast('@type'            => 'addCustomServerLanguagePack',
@@ -128,7 +128,7 @@ def add_local_message(chat_id:, sender:, reply_to_message_id:, disable_notificat
   # Can be called synchronously.
   #
   # @param verbosity_level [Integer] The minimum verbosity level needed for the message to be logged; 0-1023.
-  # @param text [String] Text of a message to log.
+  # @param text [TD::Types::String] Text of a message to log.
   # @return [TD::Types::Ok]
   def add_log_message(verbosity_level:, text:)
     broadcast('@type'           => 'addLogMessage',
@@ -150,7 +150,7 @@ def add_network_statistics(entry:)
   # Adds a proxy server for network requests.
   # Can be called before authorization.
   #
-  # @param server [String] Proxy server IP address.
+  # @param server [TD::Types::String] Proxy server IP address.
   # @param port [Integer] Proxy server port.
   # @param enable [Boolean] True, if the proxy should be enabled.
   # @param type [TD::Types::ProxyType] Proxy type.
@@ -207,7 +207,7 @@ def add_saved_animation(animation:)
   # Returns the sticker set.
   #
   # @param user_id [Integer] Sticker set owner.
-  # @param name [String] Sticker set name.
+  # @param name [TD::Types::String] Sticker set name.
   # @param sticker [TD::Types::InputSticker] Sticker to add to the set.
   # @return [TD::Types::StickerSet]
   def add_sticker_to_set(user_id:, name:, sticker:)
@@ -220,9 +220,9 @@ def add_sticker_to_set(user_id:, name:, sticker:)
   # Sets the result of a callback query; for bots only.
   #
   # @param callback_query_id [Integer] Identifier of the callback query.
-  # @param text [String] Text of the answer.
+  # @param text [TD::Types::String] Text of the answer.
   # @param show_alert [Boolean] If true, an alert should be shown to the user instead of a toast notification.
-  # @param url [String] URL to be opened.
+  # @param url [TD::Types::String] URL to be opened.
   # @param cache_time [Integer] Time during which the result of the query can be cached, in seconds.
   # @return [TD::Types::Ok]
   def answer_callback_query(callback_query_id:, text:, show_alert:, url:, cache_time:)
@@ -237,7 +237,7 @@ def answer_callback_query(callback_query_id:, text:, show_alert:, url:, cache_ti
   # Answers a custom query; for bots only.
   #
   # @param custom_query_id [Integer] Identifier of a custom query.
-  # @param data [String] JSON-serialized answer to the query.
+  # @param data [TD::Types::String] JSON-serialized answer to the query.
   # @return [TD::Types::Ok]
   def answer_custom_query(custom_query_id:, data:)
     broadcast('@type'           => 'answerCustomQuery',
@@ -251,10 +251,11 @@ def answer_custom_query(custom_query_id:, data:)
   # @param is_personal [Boolean] True, if the result of the query can be cached for the specified user.
   # @param results [Array<TD::Types::InputInlineQueryResult>] The results of the query.
   # @param cache_time [Integer] Allowed time to cache the results of the query, in seconds.
-  # @param next_offset [String] Offset for the next inline query; pass an empty string if there are no more results.
-  # @param switch_pm_text [String] If non-empty, this text should be shown on the button that opens a private chat with
-  #   the bot and sends a start message to the bot with the parameter switch_pm_parameter.
-  # @param switch_pm_parameter [String] The parameter for the bot start message.
+  # @param next_offset [TD::Types::String] Offset for the next inline query; pass an empty string if there are no more
+  #   results.
+  # @param switch_pm_text [TD::Types::String] If non-empty, this text should be shown on the button that opens a
+  #   private chat with the bot and sends a start message to the bot with the parameter switch_pm_parameter.
+  # @param switch_pm_parameter [TD::Types::String] The parameter for the bot start message.
   # @return [TD::Types::Ok]
   def answer_inline_query(inline_query_id:, is_personal:, results:, cache_time:, next_offset:, switch_pm_text:,
                           switch_pm_parameter:)
@@ -271,7 +272,7 @@ def answer_inline_query(inline_query_id:, is_personal:, results:, cache_time:, n
   # Sets the result of a pre-checkout query; for bots only.
   #
   # @param pre_checkout_query_id [Integer] Identifier of the pre-checkout query.
-  # @param error_message [String] An error message, empty on success.
+  # @param error_message [TD::Types::String] An error message, empty on success.
   # @return [TD::Types::Ok]
   def answer_pre_checkout_query(pre_checkout_query_id:, error_message:)
     broadcast('@type'                 => 'answerPreCheckoutQuery',
@@ -283,7 +284,7 @@ def answer_pre_checkout_query(pre_checkout_query_id:, error_message:)
   #
   # @param shipping_query_id [Integer] Identifier of the shipping query.
   # @param shipping_options [Array<TD::Types::ShippingOption>] Available shipping options.
-  # @param error_message [String] An error message, empty on success.
+  # @param error_message [TD::Types::String] An error message, empty on success.
   # @return [TD::Types::Ok]
   def answer_shipping_query(shipping_query_id:, shipping_options:, error_message:)
     broadcast('@type'             => 'answerShippingQuery',
@@ -375,7 +376,7 @@ def change_imported_contacts(contacts:)
   # Changes the phone number of the user and sends an authentication code to the user's new phone number.
   # On success, returns information about the sent code.
   #
-  # @param phone_number [String] The new phone number of the user in international format.
+  # @param phone_number [TD::Types::String] The new phone number of the user in international format.
   # @param settings [TD::Types::PhoneNumberAuthenticationSettings] Settings for the authentication of the user's phone
   #   number.
   # @return [TD::Types::AuthenticationCodeInfo]
@@ -403,7 +404,7 @@ def change_sticker_set(set_id:, is_installed:, is_archived:)
   # Works only when the current authorization state is authorizationStateWaitPhoneNumber.
   # Can be used instead of setAuthenticationPhoneNumber and checkAuthenticationCode to log in.
   #
-  # @param token [String] The bot token.
+  # @param token [TD::Types::String] The bot token.
   # @return [TD::Types::Ok]
   def check_authentication_bot_token(token:)
     broadcast('@type' => 'checkAuthenticationBotToken',
@@ -413,7 +414,8 @@ def check_authentication_bot_token(token:)
   # Checks the authentication code.
   # Works only when the current authorization state is authorizationStateWaitCode.
   #
-  # @param code [String] The verification code received via SMS, Telegram message, phone call, or flash call.
+  # @param code [TD::Types::String] The verification code received via SMS, Telegram message, phone call, or flash
+  #   call.
   # @return [TD::Types::Ok]
   def check_authentication_code(code:)
     broadcast('@type' => 'checkAuthenticationCode',
@@ -423,7 +425,7 @@ def check_authentication_code(code:)
   # Checks the authentication password for correctness.
   # Works only when the current authorization state is authorizationStateWaitPassword.
   #
-  # @param password [String] The password to check.
+  # @param password [TD::Types::String] The password to check.
   # @return [TD::Types::Ok]
   def check_authentication_password(password:)
     broadcast('@type'    => 'checkAuthenticationPassword',
@@ -432,7 +434,7 @@ def check_authentication_password(password:)
   
   # Checks the authentication code sent to confirm a new phone number of the user.
   #
-  # @param code [String] Verification code received by SMS, phone call or flash call.
+  # @param code [TD::Types::String] Verification code received by SMS, phone call or flash call.
   # @return [TD::Types::Ok]
   def check_change_phone_number_code(code:)
     broadcast('@type' => 'checkChangePhoneNumberCode',
@@ -441,8 +443,8 @@ def check_change_phone_number_code(code:)
   
   # Checks the validity of an invite link for a chat and returns information about the corresponding chat.
   #
-  # @param invite_link [String] Invite link to be checked; must have URL "t.me", "telegram.me", or "telegram.dog" and
-  #   query beginning with "/joinchat/" or "/+".
+  # @param invite_link [TD::Types::String] Invite link to be checked; must have URL "t.me", "telegram.me", or
+  #   "telegram.dog" and query beginning with "/joinchat/" or "/+".
   # @return [TD::Types::ChatInviteLinkInfo]
   def check_chat_invite_link(invite_link:)
     broadcast('@type'       => 'checkChatInviteLink',
@@ -453,7 +455,7 @@ def check_chat_invite_link(invite_link:)
   #
   # @param chat_id [Integer] Chat identifier; should be identifier of a supergroup chat, or a channel chat, or a
   #   private chat with self, or zero if chat is being created.
-  # @param username [String] Username to be checked.
+  # @param username [TD::Types::String] Username to be checked.
   # @return [TD::Types::CheckChatUsernameResult]
   def check_chat_username(chat_id:, username:)
     broadcast('@type'    => 'checkChatUsername',
@@ -483,7 +485,7 @@ def check_database_encryption_key(encryption_key:)
   
   # Checks the email address verification code for Telegram Passport.
   #
-  # @param code [String] Verification code.
+  # @param code [TD::Types::String] Verification code.
   # @return [TD::Types::Ok]
   def check_email_address_verification_code(code:)
     broadcast('@type' => 'checkEmailAddressVerificationCode',
@@ -492,7 +494,7 @@ def check_email_address_verification_code(code:)
   
   # Checks phone number confirmation code.
   #
-  # @param code [String] The phone number confirmation code.
+  # @param code [TD::Types::String] The phone number confirmation code.
   # @return [TD::Types::Ok]
   def check_phone_number_confirmation_code(code:)
     broadcast('@type' => 'checkPhoneNumberConfirmationCode',
@@ -501,7 +503,7 @@ def check_phone_number_confirmation_code(code:)
   
   # Checks the phone number verification code for Telegram Passport.
   #
-  # @param code [String] Verification code.
+  # @param code [TD::Types::String] Verification code.
   # @return [TD::Types::Ok]
   def check_phone_number_verification_code(code:)
     broadcast('@type' => 'checkPhoneNumberVerificationCode',
@@ -510,7 +512,7 @@ def check_phone_number_verification_code(code:)
   
   # Checks the 2-step verification recovery email address verification code.
   #
-  # @param code [String] Verification code.
+  # @param code [TD::Types::String] Verification code.
   # @return [TD::Types::PasswordState]
   def check_recovery_email_address_code(code:)
     broadcast('@type' => 'checkRecoveryEmailAddressCode',
@@ -522,7 +524,7 @@ def check_recovery_email_address_code(code:)
   # Returns an empty string on failure.
   # Can be called synchronously.
   #
-  # @param file_name [String] File name or path to the file.
+  # @param file_name [TD::Types::String] File name or path to the file.
   # @return [TD::Types::Text]
   def clean_file_name(file_name:)
     broadcast('@type'     => 'cleanFileName',
@@ -594,7 +596,7 @@ def close_secret_chat(secret_chat_id:)
   # Confirms QR code authentication on another device.
   # Returns created session on success.
   #
-  # @param link [String] A link from a QR code.
+  # @param link [TD::Types::String] A link from a QR code.
   #   The link must be scanned by the in-app camera.
   # @return [TD::Types::Session]
   def confirm_qr_code_authentication(link:)
@@ -657,7 +659,7 @@ def create_chat_invite_link(chat_id:, expire_date:, member_limit:)
   # Returns the newly created chat.
   #
   # @param user_ids [Array<Integer>] Identifiers of users to be added to the basic group.
-  # @param title [String] Title of the new basic group; 1-128 characters.
+  # @param title [TD::Types::String] Title of the new basic group; 1-128 characters.
   # @return [TD::Types::Chat]
   def create_new_basic_group_chat(user_ids:, title:)
     broadcast('@type'    => 'createNewBasicGroupChat',
@@ -679,8 +681,8 @@ def create_new_secret_chat(user_id:)
   # Returns the newly created sticker set.
   #
   # @param user_id [Integer, nil] Sticker set owner.
-  # @param title [String, nil] Sticker set title; 1-64 characters.
-  # @param name [String, nil] Sticker set name.
+  # @param title [TD::Types::String, nil] Sticker set title; 1-64 characters.
+  # @param name [TD::Types::String, nil] Sticker set name.
   #   Can contain only English letters, digits and underscores.
   #   Must end with *"_by_<bot username>"* (*<bot_username>* is case insensitive); 1-64 characters.
   # @param is_masks [Boolean, nil] True, if stickers are masks.
@@ -700,9 +702,9 @@ def create_new_sticker_set(user_id: nil, title: nil, name: nil, is_masks: nil, s
   # Creates a new supergroup or channel and sends a corresponding messageSupergroupChatCreate.
   # Returns the newly created chat.
   #
-  # @param title [String] Title of the new chat; 1-128 characters.
+  # @param title [TD::Types::String] Title of the new chat; 1-128 characters.
   # @param is_channel [Boolean] True, if a channel chat needs to be created.
-  # @param description [String] Chat description; 0-255 characters.
+  # @param description [TD::Types::String] Chat description; 0-255 characters.
   # @param location [TD::Types::ChatLocation] Chat location if a location-based supergroup is being created.
   # @param for_import [Boolean] True, if the supergroup is created for importing messages using importMessage.
   # @return [TD::Types::Chat]
@@ -750,7 +752,7 @@ def create_supergroup_chat(supergroup_id:, force:)
   
   # Creates a new temporary password for processing payments.
   #
-  # @param password [String] Persistent user password.
+  # @param password [TD::Types::String] Persistent user password.
   # @param valid_for [Integer] Time during which the temporary password will be valid, in seconds; should be between 60
   #   and 86400.
   # @return [TD::Types::TemporaryPasswordState]
@@ -764,7 +766,7 @@ def create_temporary_password(password:, valid_for:)
   # Available only for basic groups, supergroups and channels; requires can_manage_voice_chats rights.
   #
   # @param chat_id [Integer] Chat identifier, in which the voice chat will be created.
-  # @param title [String, nil] Group call title; if empty, chat title will be used.
+  # @param title [TD::Types::String, nil] Group call title; if empty, chat title will be used.
   # @param start_date [Integer] Point in time (Unix timestamp) when the group call is supposed to be started by an
   #   administrator; 0 to start the voice chat immediately.
   #   The date must be at least 10 seconds and at most 8 days in the future.
@@ -780,7 +782,7 @@ def create_voice_chat(chat_id:, title: nil, start_date:)
   # The phone number of the account can be used to create a new account.
   # Can be called before authorization when the current authorization state is authorizationStateWaitPassword.
   #
-  # @param reason [String, nil] The reason why the account was deleted; optional.
+  # @param reason [TD::Types::String, nil] The reason why the account was deleted; optional.
   # @return [TD::Types::Ok]
   def delete_account(reason: nil)
     broadcast('@type'  => 'deleteAccount',
@@ -884,7 +886,7 @@ def delete_file(file_id:)
   #   deleted.
   # Can be called before authorization.
   #
-  # @param language_pack_id [String] Identifier of the language pack to delete.
+  # @param language_pack_id [TD::Types::String] Identifier of the language pack to delete.
   # @return [TD::Types::Ok]
   def delete_language_pack(language_pack_id:)
     broadcast('@type'            => 'deleteLanguagePack',
@@ -928,7 +930,7 @@ def delete_profile_photo(profile_photo_id:)
   #   other links.
   #
   # @param chat_id [Integer] Chat identifier.
-  # @param invite_link [String] Invite link to revoke.
+  # @param invite_link [TD::Types::String] Invite link to revoke.
   # @return [TD::Types::Ok]
   def delete_revoked_chat_invite_link(chat_id:, invite_link:)
     broadcast('@type'       => 'deleteRevokedChatInviteLink',
@@ -1054,7 +1056,7 @@ def edit_chat_filter(chat_filter_id:, filter:)
   #   other links.
   #
   # @param chat_id [Integer] Chat identifier.
-  # @param invite_link [String] Invite link to be edited.
+  # @param invite_link [TD::Types::String] Invite link to be edited.
   # @param expire_date [Integer] Point in time (Unix timestamp) when the link will expire; pass 0 if never.
   # @param member_limit [Integer] The maximum number of chat members that can join the chat by the link simultaneously;
   #   0-99999; pass 0 if not limited.
@@ -1079,7 +1081,7 @@ def edit_custom_language_pack_info(info:)
   
   # Edits the caption of an inline message sent via a bot; for bots only.
   #
-  # @param inline_message_id [String] Inline message identifier.
+  # @param inline_message_id [TD::Types::String] Inline message identifier.
   # @param reply_markup [TD::Types::ReplyMarkup] The new message reply markup.
   # @param caption [TD::Types::FormattedText] New message content caption; 0-GetOption("message_caption_length_max")
   #   characters.
@@ -1093,7 +1095,7 @@ def edit_inline_message_caption(inline_message_id:, reply_markup:, caption:)
   
   # Edits the content of a live location in an inline message sent via a bot; for bots only.
   #
-  # @param inline_message_id [String] Inline message identifier.
+  # @param inline_message_id [TD::Types::String] Inline message identifier.
   # @param reply_markup [TD::Types::ReplyMarkup] The new message reply markup.
   # @param location [TD::Types::Location, nil] New location content of the message; may be null.
   #   Pass null to stop sharing the live location.
@@ -1115,7 +1117,7 @@ def edit_inline_message_live_location(inline_message_id:, reply_markup:, locatio
   # Edits the content of a message with an animation, an audio, a document, a photo or a video in an inline message
   #   sent via a bot; for bots only.
   #
-  # @param inline_message_id [String] Inline message identifier.
+  # @param inline_message_id [TD::Types::String] Inline message identifier.
   # @param reply_markup [TD::Types::ReplyMarkup] The new message reply markup; for bots only.
   # @param input_message_content [TD::Types::InputMessageContent] New content of the message.
   #   Must be one of the following types: inputMessageAnimation, inputMessageAudio, inputMessageDocument,
@@ -1130,7 +1132,7 @@ def edit_inline_message_media(inline_message_id:, reply_markup:, input_message_c
   
   # Edits the reply markup of an inline message sent via a bot; for bots only.
   #
-  # @param inline_message_id [String] Inline message identifier.
+  # @param inline_message_id [TD::Types::String] Inline message identifier.
   # @param reply_markup [TD::Types::ReplyMarkup] The new message reply markup.
   # @return [TD::Types::Ok]
   def edit_inline_message_reply_markup(inline_message_id:, reply_markup:)
@@ -1141,7 +1143,7 @@ def edit_inline_message_reply_markup(inline_message_id:, reply_markup:)
   
   # Edits the text of an inline text or game message sent via a bot; for bots only.
   #
-  # @param inline_message_id [String] Inline message identifier.
+  # @param inline_message_id [TD::Types::String] Inline message identifier.
   # @param reply_markup [TD::Types::ReplyMarkup] The new message reply markup.
   # @param input_message_content [TD::Types::InputMessageContent] New text content of the message.
   #   Should be of type inputMessageText.
@@ -1265,7 +1267,7 @@ def edit_message_text(chat_id:, message_id:, reply_markup:, input_message_conten
   # Can be called before authorization.
   #
   # @param proxy_id [Integer] Proxy identifier.
-  # @param server [String] Proxy server IP address.
+  # @param server [TD::Types::String] Proxy server IP address.
   # @param port [Integer] Proxy server port.
   # @param enable [Boolean] True, if the proxy should be enabled.
   # @param type [TD::Types::ProxyType] Proxy type.
@@ -1361,7 +1363,7 @@ def get_active_sessions
   
   # Returns all available Telegram Passport elements.
   #
-  # @param password [String] Password of the current user.
+  # @param password [TD::Types::String] Password of the current user.
   # @return [TD::Types::PassportElements]
   def get_all_passport_elements(password:)
     broadcast('@type'    => 'getAllPassportElements',
@@ -1418,7 +1420,7 @@ def get_auto_download_settings_presets
   
   # Constructs a persistent HTTP URL for a background.
   #
-  # @param name [String] Background name.
+  # @param name [TD::Types::String] Background name.
   # @param type [TD::Types::BackgroundType] Background type.
   # @return [TD::Types::HttpUrl]
   def get_background_url(name:, type:)
@@ -1438,7 +1440,7 @@ def get_backgrounds(for_dark_theme:)
   
   # Returns information about a bank card.
   #
-  # @param bank_card_number [String] The bank card number.
+  # @param bank_card_number [TD::Types::String] The bank card number.
   # @return [TD::Types::BankCardInfo]
   def get_bank_card_info(bank_card_number:)
     broadcast('@type'            => 'getBankCardInfo',
@@ -1527,7 +1529,7 @@ def get_chat_administrators(chat_id:)
   # e., in order of decreasing event_id).
   #
   # @param chat_id [Integer] Chat identifier.
-  # @param query [String] Search query by which to filter events.
+  # @param query [TD::Types::String] Search query by which to filter events.
   # @param from_event_id [Integer] Identifier of an event from which to return results.
   #   Use 0 to get results from the latest events.
   # @param limit [Integer] The maximum number of events to return; up to 100.
@@ -1597,7 +1599,7 @@ def get_chat_history(chat_id:, from_message_id:, offset:, limit:, only_local:)
   #   get other links.
   #
   # @param chat_id [Integer] Chat identifier.
-  # @param invite_link [String] Invite link to get.
+  # @param invite_link [TD::Types::String] Invite link to get.
   # @return [TD::Types::ChatInviteLink]
   def get_chat_invite_link(chat_id:, invite_link:)
     broadcast('@type'       => 'getChatInviteLink',
@@ -1620,7 +1622,7 @@ def get_chat_invite_link_counts(chat_id:)
   #   other links.
   #
   # @param chat_id [Integer] Chat identifier.
-  # @param invite_link [String] Invite link for which to return chat members.
+  # @param invite_link [TD::Types::String] Invite link for which to return chat members.
   # @param offset_member [TD::Types::ChatInviteLinkMember] A chat member from which to return next chat members; use
   #   null to get results from the beginning.
   # @param limit [Integer] The maximum number of chat members to return.
@@ -1643,8 +1645,8 @@ def get_chat_invite_link_members(chat_id:, invite_link:, offset_member:, limit:)
   # @param is_revoked [Boolean] Pass true if revoked links needs to be returned instead of active or expired.
   # @param offset_date [Integer] Creation date of an invite link starting after which to return invite links; use 0 to
   #   get results from the beginning.
-  # @param offset_invite_link [String] Invite link starting after which to return invite links; use empty string to get
-  #   results from the beginning.
+  # @param offset_invite_link [TD::Types::String] Invite link starting after which to return invite links; use empty
+  #   string to get results from the beginning.
   # @param limit [Integer] The maximum number of invite links to return.
   # @return [TD::Types::ChatInviteLinks]
   def get_chat_invite_links(chat_id:, creator_user_id:, is_revoked:, offset_date:, offset_invite_link:, limit:)
@@ -1752,7 +1754,7 @@ def get_chat_statistics(chat_id:, is_dark:)
   # Currently this method of getting the statistics are disabled and can be deleted in the future.
   #
   # @param chat_id [Integer] Chat identifier.
-  # @param parameters [String] Parameters from "tg://statsrefresh?params=******" link.
+  # @param parameters [TD::Types::String] Parameters from "tg://statsrefresh?params=******" link.
   # @param is_dark [Boolean] Pass true if a URL with the dark theme must be returned.
   # @return [TD::Types::HttpUrl]
   def get_chat_statistics_url(chat_id:, parameters:, is_dark:)
@@ -1844,7 +1846,7 @@ def get_database_statistics
   # Returns a 404 error for unknown links.
   # Can be called before authorization.
   #
-  # @param link [String] The link.
+  # @param link [TD::Types::String] The link.
   # @return [TD::Types::DeepLinkInfo]
   def get_deep_link_info(link:)
     broadcast('@type' => 'getDeepLinkInfo',
@@ -1855,7 +1857,7 @@ def get_deep_link_info(link:)
   #   replacements.
   # The URL will be valid for 30 seconds after generation.
   #
-  # @param language_code [String] Language code for which the emoji replacements will be suggested.
+  # @param language_code [TD::Types::String] Language code for which the emoji replacements will be suggested.
   # @return [TD::Types::HttpUrl]
   def get_emoji_suggestions_url(language_code:)
     broadcast('@type'         => 'getEmojiSuggestionsUrl',
@@ -1866,7 +1868,7 @@ def get_emoji_suggestions_url(language_code:)
   #   HTTP link.
   # Use the method getExternalLinkInfo to find whether a prior user confirmation is needed.
   #
-  # @param link [String] The HTTP link.
+  # @param link [TD::Types::String] The HTTP link.
   # @param allow_write_access [Boolean] True, if the current user allowed the bot, returned in getExternalLinkInfo, to
   #   send them messages.
   # @return [TD::Types::HttpUrl]
@@ -1880,7 +1882,7 @@ def get_external_link(link:, allow_write_access:)
   # This method can be used to automatically authorize the current user on a website.
   # Don't use this method for links from secret chats if link preview is disabled in secret chats.
   #
-  # @param link [String] The HTTP link.
+  # @param link [TD::Types::String] The HTTP link.
   # @return [TD::Types::LoginUrlInfo]
   def get_external_link_info(link:)
     broadcast('@type' => 'getExternalLinkInfo',
@@ -1918,7 +1920,7 @@ def get_file_downloaded_prefix_size(file_id:, offset:)
   # Returns an empty string on failure.
   # Can be called synchronously.
   #
-  # @param mime_type [String] The MIME type of the file.
+  # @param mime_type [TD::Types::String] The MIME type of the file.
   # @return [TD::Types::Text]
   def get_file_extension(mime_type:)
     broadcast('@type'     => 'getFileExtension',
@@ -1929,7 +1931,7 @@ def get_file_extension(mime_type:)
   # Returns an empty string on failure.
   # Can be called synchronously.
   #
-  # @param file_name [String] The name of the file or path to the file.
+  # @param file_name [TD::Types::String] The name of the file or path to the file.
   # @return [TD::Types::Text]
   def get_file_mime_type(file_name:)
     broadcast('@type'     => 'getFileMimeType',
@@ -2018,7 +2020,7 @@ def get_inactive_supergroup_chats
   
   # Returns game high scores and some part of the high score table in the range of the specified user; for bots only.
   #
-  # @param inline_message_id [String] Inline message identifier.
+  # @param inline_message_id [TD::Types::String] Inline message identifier.
   # @param user_id [Integer] User identifier.
   # @return [TD::Types::GameHighScores]
   def get_inline_game_high_scores(inline_message_id:, user_id:)
@@ -2033,8 +2035,8 @@ def get_inline_game_high_scores(inline_message_id:, user_id:)
   # @param bot_user_id [Integer] The identifier of the target bot.
   # @param chat_id [Integer] Identifier of the chat where the query was sent.
   # @param user_location [TD::Types::Location] Location of the user, only if needed.
-  # @param query [String] Text of the query.
-  # @param offset [String] Offset of the first entry to return.
+  # @param query [TD::Types::String] Text of the query.
+  # @param offset [TD::Types::String] Offset of the first entry to return.
   # @return [TD::Types::InlineQueryResults]
   def get_inline_query_results(bot_user_id:, chat_id:, user_location:, query:, offset:)
     broadcast('@type'         => 'getInlineQueryResults',
@@ -2075,7 +2077,7 @@ def get_json_string(json_value:)
   # Converts a JSON-serialized string to corresponding JsonValue object.
   # Can be called synchronously.
   #
-  # @param json [String] The JSON-serialized string.
+  # @param json [TD::Types::String] The JSON-serialized string.
   # @return [TD::Types::JsonValue]
   def get_json_value(json:)
     broadcast('@type' => 'getJsonValue',
@@ -2086,7 +2088,7 @@ def get_json_value(json:)
   # Returned language pack identifier may be different from a provided one.
   # Can be called before authorization.
   #
-  # @param language_pack_id [String] Language pack identifier.
+  # @param language_pack_id [TD::Types::String] Language pack identifier.
   # @return [TD::Types::LanguagePackInfo]
   def get_language_pack_info(language_pack_id:)
     broadcast('@type'            => 'getLanguagePackInfo',
@@ -2097,10 +2099,11 @@ def get_language_pack_info(language_pack_id:)
   # Returns a 404 error if the string is not found.
   # Can be called synchronously.
   #
-  # @param language_pack_database_path [String] Path to the language pack database in which strings are stored.
-  # @param localization_target [String] Localization target to which the language pack belongs.
-  # @param language_pack_id [String] Language pack identifier.
-  # @param key [String] Language pack key of the string to be returned.
+  # @param language_pack_database_path [TD::Types::String] Path to the language pack database in which strings are
+  #   stored.
+  # @param localization_target [TD::Types::String] Localization target to which the language pack belongs.
+  # @param language_pack_id [TD::Types::String] Language pack identifier.
+  # @param key [TD::Types::String] Language pack key of the string to be returned.
   # @return [TD::Types::LanguagePackStringValue]
   def get_language_pack_string(language_pack_database_path:, localization_target:, language_pack_id:, key:)
     broadcast('@type'                       => 'getLanguagePackString',
@@ -2113,9 +2116,9 @@ def get_language_pack_string(language_pack_database_path:, localization_target:,
   # Returns strings from a language pack in the current localization target by their keys.
   # Can be called before authorization.
   #
-  # @param language_pack_id [String] Language pack identifier of the strings to be returned.
-  # @param keys [Array<String>] Language pack keys of the strings to be returned; leave empty to request all available
-  #   strings.
+  # @param language_pack_id [TD::Types::String] Language pack identifier of the strings to be returned.
+  # @param keys [Array<TD::Types::String>] Language pack keys of the strings to be returned; leave empty to request all
+  #   available strings.
   # @return [TD::Types::LanguagePackStrings]
   def get_language_pack_strings(language_pack_id:, keys:)
     broadcast('@type'            => 'getLanguagePackStrings',
@@ -2145,7 +2148,7 @@ def get_log_stream
   # Returns current verbosity level for a specified TDLib internal log tag.
   # Can be called synchronously.
   #
-  # @param tag [String] Logging tag to change verbosity level.
+  # @param tag [TD::Types::String] Logging tag to change verbosity level.
   # @return [TD::Types::LogVerbosityLevel]
   def get_log_tag_verbosity_level(tag:)
     broadcast('@type' => 'getLogTagVerbosityLevel',
@@ -2267,7 +2270,7 @@ def get_message_embedding_code(chat_id:, message_id:, for_album:)
   
   # Returns information about a file with messages exported from another app.
   #
-  # @param message_file_head [String] Beginning of the message file; up to 100 first lines.
+  # @param message_file_head [TD::Types::String] Beginning of the message file; up to 100 first lines.
   # @return [TD::Types::MessageFileType]
   def get_message_file_type(message_file_head:)
     broadcast('@type'             => 'getMessageFileType',
@@ -2305,7 +2308,7 @@ def get_message_link(chat_id:, message_id:, for_album:, for_comment:)
   
   # Returns information about a public or private message link.
   #
-  # @param url [String] The message link in the format "https://t.me/c/...", or "tg://privatepost?...", or
+  # @param url [TD::Types::String] The message link in the format "https://t.me/c/...", or "tg://privatepost?...", or
   #   "https://t.me/username/...", or "tg://resolve?...".
   # @return [TD::Types::MessageLinkInfo]
   def get_message_link_info(url:)
@@ -2330,8 +2333,8 @@ def get_message_locally(chat_id:, message_id:)
   #
   # @param chat_id [Integer] Chat identifier of the message.
   # @param message_id [Integer] Message identifier.
-  # @param offset [String] Offset of the first entry to return as received from the previous request; use empty string
-  #   to get first chunk of results.
+  # @param offset [TD::Types::String] Offset of the first entry to return as received from the previous request; use
+  #   empty string to get first chunk of results.
   # @param limit [Integer] The maximum number of messages to be returned; must be positive and can't be greater than
   #   100.
   #   Fewer messages may be returned than specified by the limit, even if the end of the list has not been reached.
@@ -2423,7 +2426,7 @@ def get_network_statistics(only_current:)
   # (Check the list of available options on https://core.telegram.org/tdlib/options.) Can be called before
   #   authorization.
   #
-  # @param name [String] The name of the option.
+  # @param name [TD::Types::String] The name of the option.
   # @return [TD::Types::OptionValue]
   def get_option(name:)
     broadcast('@type' => 'getOption',
@@ -2433,9 +2436,9 @@ def get_option(name:)
   # Returns a Telegram Passport authorization form for sharing data with a service.
   #
   # @param bot_user_id [Integer] User identifier of the service's bot.
-  # @param scope [String] Telegram Passport element types requested by the service.
-  # @param public_key [String] Service's public_key.
-  # @param nonce [String] Authorization form nonce provided by the service.
+  # @param scope [TD::Types::String] Telegram Passport element types requested by the service.
+  # @param public_key [TD::Types::String] Service's public_key.
+  # @param nonce [TD::Types::String] Authorization form nonce provided by the service.
   # @return [TD::Types::PassportAuthorizationForm]
   def get_passport_authorization_form(bot_user_id:, scope:, public_key:, nonce:)
     broadcast('@type'       => 'getPassportAuthorizationForm',
@@ -2450,7 +2453,7 @@ def get_passport_authorization_form(bot_user_id:, scope:, public_key:, nonce:)
   # Result can be received only once for each authorization form.
   #
   # @param autorization_form_id [Integer] Authorization form identifier.
-  # @param password [String] Password of the current user.
+  # @param password [TD::Types::String] Password of the current user.
   # @return [TD::Types::PassportElementsWithErrors]
   def get_passport_authorization_form_available_elements(autorization_form_id:, password:)
     broadcast('@type'                => 'getPassportAuthorizationFormAvailableElements',
@@ -2461,7 +2464,7 @@ def get_passport_authorization_form_available_elements(autorization_form_id:, pa
   # Returns one of the available Telegram Passport elements.
   #
   # @param type [TD::Types::PassportElementType] Telegram Passport element type.
-  # @param password [String] Password of the current user.
+  # @param password [TD::Types::String] Password of the current user.
   # @return [TD::Types::PassportElement]
   def get_passport_element(type:, password:)
     broadcast('@type'    => 'getPassportElement',
@@ -2504,7 +2507,7 @@ def get_payment_receipt(chat_id:, message_id:)
   # Returns information about a phone number by its prefix.
   # Can be called before authorization.
   #
-  # @param phone_number_prefix [String] The phone number prefix.
+  # @param phone_number_prefix [TD::Types::String] The phone number prefix.
   # @return [TD::Types::PhoneNumberInfo]
   def get_phone_number_info(phone_number_prefix:)
     broadcast('@type'               => 'getPhoneNumberInfo',
@@ -2534,7 +2537,7 @@ def get_poll_voters(chat_id:, message_id:, option_id:, offset:, limit:)
   #   in Telegram Passport personal details.
   # Returns a 404 error if unknown.
   #
-  # @param country_code [String] A two-letter ISO 3166-1 alpha-2 country code.
+  # @param country_code [TD::Types::String] A two-letter ISO 3166-1 alpha-2 country code.
   # @return [TD::Types::Text]
   def get_preferred_country_language(country_code:)
     broadcast('@type'        => 'getPreferredCountryLanguage',
@@ -2564,7 +2567,7 @@ def get_proxy_link(proxy_id:)
   #   received a push notification.
   # Can be called synchronously.
   #
-  # @param payload [String] JSON-encoded push notification payload.
+  # @param payload [TD::Types::String] JSON-encoded push notification payload.
   # @return [TD::Types::PushReceiverId]
   def get_push_receiver_id(payload:)
     broadcast('@type'   => 'getPushReceiverId',
@@ -2590,7 +2593,7 @@ def get_recent_stickers(is_attached:)
   
   # Returns t.me URLs recently visited by a newly registered user.
   #
-  # @param referrer [String] Google Play referrer to identify the user.
+  # @param referrer [TD::Types::String] Google Play referrer to identify the user.
   # @return [TD::Types::TMeUrls]
   def get_recently_visited_t_me_urls(referrer:)
     broadcast('@type'    => 'getRecentlyVisitedTMeUrls',
@@ -2607,7 +2610,7 @@ def get_recommended_chat_filters
   # Returns a 2-step verification recovery email address that was previously set up.
   # This method can be used to verify a password provided by the user.
   #
-  # @param password [String] The password for the current user.
+  # @param password [TD::Types::String] The password for the current user.
   # @return [TD::Types::RecoveryEmailAddress]
   def get_recovery_email_address(password:)
     broadcast('@type'    => 'getRecoveryEmailAddress',
@@ -2620,7 +2623,7 @@ def get_recovery_email_address(password:)
   # For example, if the file is from a message, then the message must be not deleted and accessible to the user.
   # If the file database is disabled, then the corresponding object with the file must be preloaded by the application.
   #
-  # @param remote_file_id [String] Remote identifier of the file to get.
+  # @param remote_file_id [TD::Types::String] Remote identifier of the file to get.
   # @param file_type [TD::Types::FileType] File type, if known.
   # @return [TD::Types::File]
   def get_remote_file(remote_file_id:, file_type:)
@@ -2679,7 +2682,7 @@ def get_secret_chat(secret_chat_id:)
   # Loads an asynchronous or a zoomed in statistical graph.
   #
   # @param chat_id [Integer] Chat identifier.
-  # @param token [String] The token for graph loading.
+  # @param token [TD::Types::String] The token for graph loading.
   # @param x [Integer] X-value for zoomed in graph or 0 otherwise.
   # @return [TD::Types::StatisticalGraph]
   def get_statistical_graph(chat_id:, token:, x:)
@@ -2712,7 +2715,7 @@ def get_sticker_set(set_id:)
   # Returns stickers from the installed sticker sets that correspond to a given emoji.
   # If the emoji is not empty, favorite and recently used stickers may also be returned.
   #
-  # @param emoji [String] String representation of emoji.
+  # @param emoji [TD::Types::String] String representation of emoji.
   #   If empty, returns all known installed stickers.
   # @param limit [Integer] The maximum number of stickers to be returned.
   # @return [TD::Types::Stickers]
@@ -2808,7 +2811,7 @@ def get_temporary_password_state
   #   contained in the text.
   # Can be called synchronously.
   #
-  # @param text [String] The text in which to look for entites.
+  # @param text [TD::Types::String] The text in which to look for entites.
   # @return [TD::Types::TextEntities]
   def get_text_entities(text:)
     broadcast('@type' => 'getTextEntities',
@@ -2894,7 +2897,7 @@ def get_voice_chat_available_participants(chat_id:)
   # Returns an instant view version of a web page if available.
   # Returns a 404 error if the web page has no instant view page.
   #
-  # @param url [String] The web page URL.
+  # @param url [TD::Types::String] The web page URL.
   # @param force_full [Boolean] If true, the full instant view for the web page will be returned.
   # @return [TD::Types::WebPageInstantView]
   def get_web_page_instant_view(url:, force_full:)
@@ -2977,8 +2980,8 @@ def join_chat(chat_id:)
   
   # Uses an invite link to add the current user to the chat if possible.
   #
-  # @param invite_link [String] Invite link to import; must have URL "t.me", "telegram.me", or "telegram.dog" and query
-  #   beginning with "/joinchat/" or "/+".
+  # @param invite_link [TD::Types::String] Invite link to import; must have URL "t.me", "telegram.me", or
+  #   "telegram.dog" and query beginning with "/joinchat/" or "/+".
   # @return [TD::Types::Chat]
   def join_chat_by_invite_link(invite_link:)
     broadcast('@type'       => 'joinChatByInviteLink',
@@ -2993,8 +2996,8 @@ def join_chat_by_invite_link(invite_link:)
   # @param payload [TD::Types::GroupCallPayload] Group join payload; received from tgcalls.
   # @param source [Integer] Caller synchronization source identifier; received from tgcalls.
   # @param is_muted [Boolean] True, if the user's microphone is muted.
-  # @param invite_hash [String] If non-empty, invite hash to be used to join the group call without being muted by
-  #   administrators.
+  # @param invite_hash [TD::Types::String] If non-empty, invite hash to be used to join the group call without being
+  #   muted by administrators.
   # @return [TD::Types::GroupCallJoinResponse]
   def join_group_call(group_call_id:, participant_id:, payload:, source:, is_muted:, invite_hash:)
     broadcast('@type'          => 'joinGroupCall',
@@ -3129,7 +3132,7 @@ def parse_markdown(text:)
   #   the text.
   # Can be called synchronously.
   #
-  # @param text [String] The text to parse.
+  # @param text [TD::Types::String] The text to parse.
   # @param parse_mode [TD::Types::TextParseMode] Text parse mode.
   # @return [TD::Types::FormattedText]
   def parse_text_entities(text:, parse_mode:)
@@ -3170,7 +3173,7 @@ def ping_proxy(proxy_id:)
   #   fetch new data.
   # Can be called before authorization.
   #
-  # @param payload [String] JSON-encoded push notification payload with all fields sent by the server, and
+  # @param payload [TD::Types::String] JSON-encoded push notification payload with all fields sent by the server, and
   #   "google.sent_time" and "google.notification.sound" fields added.
   # @return [TD::Types::Ok]
   def process_push_notification(payload:)
@@ -3208,7 +3211,7 @@ def read_file_part(file_id:, offset:, count:)
   # Recovers the password with a password recovery code sent to an email address that was previously set up.
   # Works only when the current authorization state is authorizationStateWaitPassword.
   #
-  # @param recovery_code [String] Recovery code to check.
+  # @param recovery_code [TD::Types::String] Recovery code to check.
   # @return [TD::Types::Ok]
   def recover_authentication_password(recovery_code:)
     broadcast('@type'         => 'recoverAuthenticationPassword',
@@ -3217,7 +3220,7 @@ def recover_authentication_password(recovery_code:)
   
   # Recovers the password using a recovery code sent to an email address that was previously set up.
   #
-  # @param recovery_code [String] Recovery code to check.
+  # @param recovery_code [TD::Types::String] Recovery code to check.
   # @return [TD::Types::PasswordState]
   def recover_password(recovery_code:)
     broadcast('@type'         => 'recoverPassword',
@@ -3239,8 +3242,8 @@ def register_device(device_token:, other_user_ids:)
   # Finishes user registration.
   # Works only when the current authorization state is authorizationStateWaitRegistration.
   #
-  # @param first_name [String] The first name of the user; 1-64 characters.
-  # @param last_name [String] The last name of the user; 0-64 characters.
+  # @param first_name [TD::Types::String] The first name of the user; 1-64 characters.
+  # @param last_name [TD::Types::String] The last name of the user; 0-64 characters.
   # @return [TD::Types::Ok]
   def register_user(first_name:, last_name:)
     broadcast('@type'      => 'registerUser',
@@ -3320,7 +3323,7 @@ def remove_proxy(proxy_id:)
   
   # Removes a hashtag from the list of recently used hashtags.
   #
-  # @param hashtag [String] Hashtag to delete.
+  # @param hashtag [TD::Types::String] Hashtag to delete.
   # @return [TD::Types::Ok]
   def remove_recent_hashtag(hashtag:)
     broadcast('@type'   => 'removeRecentHashtag',
@@ -3418,7 +3421,7 @@ def replace_primary_chat_invite_link(chat_id:)
   # @param chat_id [Integer] Chat identifier.
   # @param message_ids [Array<Integer>] Identifiers of reported messages, if any.
   # @param reason [TD::Types::ChatReportReason] The reason for reporting the chat.
-  # @param text [String] Additional report details; 0-1024 characters.
+  # @param text [TD::Types::String] Additional report details; 0-1024 characters.
   # @return [TD::Types::Ok]
   def report_chat(chat_id:, message_ids:, reason:, text:)
     broadcast('@type'       => 'reportChat',
@@ -3436,7 +3439,7 @@ def report_chat(chat_id:, message_ids:, reason:, text:)
   # @param file_id [Integer] Identifier of the photo to report.
   #   Only full photos from {TD::Types::ChatPhoto} can be reported.
   # @param reason [TD::Types::ChatReportReason] The reason for reporting the chat photo.
-  # @param text [String] Additional report details; 0-1024 characters.
+  # @param text [TD::Types::String] Additional report details; 0-1024 characters.
   # @return [TD::Types::Ok]
   def report_chat_photo(chat_id:, file_id:, reason:, text:)
     broadcast('@type'   => 'reportChatPhoto',
@@ -3579,7 +3582,7 @@ def reset_network_statistics
   # If a primary link is revoked, then additionally to the revoked link returns new primary link.
   #
   # @param chat_id [Integer] Chat identifier.
-  # @param invite_link [String] Invite link to be revoked.
+  # @param invite_link [TD::Types::String] Invite link to be revoked.
   # @return [TD::Types::ChatInviteLinks]
   def revoke_chat_invite_link(chat_id:, invite_link:)
     broadcast('@type'       => 'revokeChatInviteLink',
@@ -3600,7 +3603,7 @@ def revoke_group_call_invite_link(group_call_id:)
   # Saves application log event on the server.
   # Can be called before authorization.
   #
-  # @param type [String] Event type.
+  # @param type [TD::Types::String] Event type.
   # @param chat_id [Integer] Optional chat identifier, associated with the event.
   # @param data [TD::Types::JsonValue] The log event data.
   # @return [TD::Types::Ok]
@@ -3613,7 +3616,7 @@ def save_application_log_event(type:, chat_id:, data:)
   
   # Searches for a background by its name.
   #
-  # @param name [String] The name of the background.
+  # @param name [TD::Types::String] The name of the background.
   # @return [TD::Types::Background]
   def search_background(name:)
     broadcast('@type' => 'searchBackground',
@@ -3643,7 +3646,7 @@ def search_call_messages(from_message_id:, limit:, only_missed:)
   # Requires administrator rights in channels.
   #
   # @param chat_id [Integer] Chat identifier.
-  # @param query [String] Query to search for.
+  # @param query [TD::Types::String] Query to search for.
   # @param limit [Integer] The maximum number of users to be returned.
   # @param filter [TD::Types::ChatMembersFilter] The type of users to return.
   #   By default, chatMembersFilterMembers.
@@ -3664,7 +3667,7 @@ def search_chat_members(chat_id:, query:, limit:, filter:)
   # For optimal performance the number of returned messages is chosen by the library.
   #
   # @param chat_id [Integer] Identifier of the chat in which to search messages.
-  # @param query [String] Query to search for.
+  # @param query [TD::Types::String] Query to search for.
   # @param sender [TD::Types::MessageSender] If not null, only messages sent by the specified sender will be returned.
   #   Not supported in secret chats.
   # @param from_message_id [Integer] Identifier of the message starting from which history must be fetched; use 0 to
@@ -3707,7 +3710,7 @@ def search_chat_recent_location_messages(chat_id:, limit:)
   # Searches for the specified query in the title and username of already known chats, this is an offline request.
   # Returns chats in the order seen in the main chat list.
   #
-  # @param query [String] Query to search for.
+  # @param query [TD::Types::String] Query to search for.
   #   If the query is empty, returns up to 20 recently found chats.
   # @param limit [Integer] The maximum number of chats to be returned.
   # @return [TD::Types::Chats]
@@ -3731,7 +3734,7 @@ def search_chats_nearby(location:)
   # Searches for the specified query in the title and username of already known chats via request to the server.
   # Returns chats in the order seen in the main chat list.
   #
-  # @param query [String] Query to search for.
+  # @param query [TD::Types::String] Query to search for.
   # @param limit [Integer] The maximum number of chats to be returned.
   # @return [TD::Types::Chats]
   def search_chats_on_server(query:, limit:)
@@ -3742,7 +3745,7 @@ def search_chats_on_server(query:, limit:)
   
   # Searches for the specified query in the first names, last names and usernames of the known user contacts.
   #
-  # @param query [String, nil] Query to search for; may be empty to return all contacts.
+  # @param query [TD::Types::String, nil] Query to search for; may be empty to return all contacts.
   # @param limit [Integer] The maximum number of users to be returned.
   # @return [TD::Types::Users]
   def search_contacts(query: nil, limit:)
@@ -3754,10 +3757,10 @@ def search_contacts(query: nil, limit:)
   # Searches for emojis by keywords.
   # Supported only if the file database is enabled.
   #
-  # @param text [String] Text to search for.
+  # @param text [TD::Types::String] Text to search for.
   # @param exact_match [Boolean] True, if only emojis, which exactly match text needs to be returned.
-  # @param input_language_codes [Array<String>, nil] List of possible IETF language tags of the user's input language;
-  #   may be empty if unknown.
+  # @param input_language_codes [Array<TD::Types::String>, nil] List of possible IETF language tags of the user's input
+  #   language; may be empty if unknown.
   # @return [TD::Types::Emojis]
   def search_emojis(text:, exact_match:, input_language_codes: nil)
     broadcast('@type'                => 'searchEmojis',
@@ -3768,7 +3771,7 @@ def search_emojis(text:, exact_match:, input_language_codes: nil)
   
   # Searches for recently used hashtags by their prefix.
   #
-  # @param prefix [String] Hashtag prefix to search for.
+  # @param prefix [TD::Types::String] Hashtag prefix to search for.
   # @param limit [Integer] The maximum number of hashtags to be returned.
   # @return [TD::Types::Hashtags]
   def search_hashtags(prefix:, limit:)
@@ -3780,7 +3783,7 @@ def search_hashtags(prefix:, limit:)
   # Searches for installed sticker sets by looking for specified query in their title and name.
   #
   # @param is_masks [Boolean] Pass true to return mask sticker sets; pass false to return ordinary sticker sets.
-  # @param query [String] Query to search for.
+  # @param query [TD::Types::String] Query to search for.
   # @param limit [Integer] The maximum number of sticker sets to return.
   # @return [TD::Types::StickerSets]
   def search_installed_sticker_sets(is_masks:, query:, limit:)
@@ -3797,7 +3800,7 @@ def search_installed_sticker_sets(is_masks:, query:, limit:)
   # @param chat_list [TD::Types::ChatList] Chat list in which to search messages; pass null to search in all chats
   #   regardless of their chat list.
   #   Only Main and Archive chat lists are supported.
-  # @param query [String] Query to search for.
+  # @param query [TD::Types::String] Query to search for.
   # @param offset_date [Integer] The date of the message starting from which the results should be fetched.
   #   Use 0 or any date in the future to get results from the last message.
   # @param offset_chat_id [Integer] The chat identifier of the last found message, or 0 for the first request.
@@ -3830,7 +3833,7 @@ def search_messages(chat_list:, query:, offset_date:, offset_chat_id:, offset_me
   # Currently only private chats, supergroups and channels can be public.
   # Returns the chat if found; otherwise an error is returned.
   #
-  # @param username [String] Username to be resolved.
+  # @param username [TD::Types::String] Username to be resolved.
   # @return [TD::Types::Chat]
   def search_public_chat(username:)
     broadcast('@type'    => 'searchPublicChat',
@@ -3843,7 +3846,7 @@ def search_public_chat(username:)
   # Returns nothing if the length of the searched username prefix is less than 5.
   # Excludes private chats with contacts and chats from the chat list from the results.
   #
-  # @param query [String] Query to search for.
+  # @param query [TD::Types::String] Query to search for.
   # @return [TD::Types::Chats]
   def search_public_chats(query:)
     broadcast('@type' => 'searchPublicChats',
@@ -3856,10 +3859,10 @@ def search_public_chats(query:)
   #
   # @param chat_id [Integer] Identifier of the chat in which to search.
   #   Specify 0 to search in all secret chats.
-  # @param query [String] Query to search for.
+  # @param query [TD::Types::String] Query to search for.
   #   If empty, searchChatMessages should be used instead.
-  # @param offset [String] Offset of the first entry to return as received from the previous request; use empty string
-  #   to get first chunk of results.
+  # @param offset [TD::Types::String] Offset of the first entry to return as received from the previous request; use
+  #   empty string to get first chunk of results.
   # @param limit [Integer] The maximum number of messages to be returned; up to 100.
   #   Fewer messages may be returned than specified by the limit, even if the end of the message history has not been
   #   reached.
@@ -3876,7 +3879,7 @@ def search_secret_messages(chat_id:, query:, offset:, limit:, filter:)
   
   # Searches for a sticker set by its name.
   #
-  # @param name [String] Name of the sticker set.
+  # @param name [TD::Types::String] Name of the sticker set.
   # @return [TD::Types::StickerSet]
   def search_sticker_set(name:)
     broadcast('@type' => 'searchStickerSet',
@@ -3886,7 +3889,7 @@ def search_sticker_set(name:)
   # Searches for ordinary sticker sets by looking for specified query in their title and name.
   # Excludes installed sticker sets from the results.
   #
-  # @param query [String] Query to search for.
+  # @param query [TD::Types::String] Query to search for.
   # @return [TD::Types::StickerSets]
   def search_sticker_sets(query:)
     broadcast('@type' => 'searchStickerSets',
@@ -3895,7 +3898,7 @@ def search_sticker_sets(query:)
   
   # Searches for stickers from public sticker sets that correspond to a given emoji.
   #
-  # @param emoji [String] String representation of emoji; must be non-empty.
+  # @param emoji [TD::Types::String] String representation of emoji; must be non-empty.
   # @param limit [Integer, nil] The maximum number of stickers to be returned.
   # @return [TD::Types::Stickers]
   def search_stickers(emoji:, limit: nil)
@@ -3911,7 +3914,7 @@ def search_stickers(emoji:, limit: nil)
   #
   # @param bot_user_id [Integer] Identifier of the bot.
   # @param chat_id [Integer] Identifier of the target chat.
-  # @param parameter [String] A hidden parameter sent to the bot for deep linking purposes
+  # @param parameter [TD::Types::String] A hidden parameter sent to the bot for deep linking purposes
   #   (https://core.telegram.org/bots#deep-linking).
   # @return [TD::Types::Message]
   def send_bot_start_message(bot_user_id:, chat_id:, parameter:)
@@ -3924,7 +3927,7 @@ def send_bot_start_message(bot_user_id:, chat_id:, parameter:)
   # Sends debug information for a call.
   #
   # @param call_id [Integer] Call identifier.
-  # @param debug_information [String] Debug information in application-specific format.
+  # @param debug_information [TD::Types::String] Debug information in application-specific format.
   # @return [TD::Types::Ok]
   def send_call_debug_information(call_id:, debug_information:)
     broadcast('@type'             => 'sendCallDebugInformation',
@@ -3936,7 +3939,7 @@ def send_call_debug_information(call_id:, debug_information:)
   #
   # @param call_id [Integer] Call identifier.
   # @param rating [Integer] Call rating; 1-5.
-  # @param comment [String] An optional user comment if the rating is less than 5.
+  # @param comment [TD::Types::String] An optional user comment if the rating is less than 5.
   # @param problems [Array<TD::Types::CallProblem>] List of the exact types of problems with the call, specified by the
   #   user.
   # @return [TD::Types::Ok]
@@ -3984,8 +3987,8 @@ def send_chat_screenshot_taken_notification(chat_id:)
   
   # Sends a custom request; for bots only.
   #
-  # @param method [String] The method name.
-  # @param parameters [String] JSON-serialized method parameters.
+  # @param method [TD::Types::String] The method name.
+  # @param parameters [TD::Types::String] JSON-serialized method parameters.
   # @return [TD::Types::CustomRequestResult]
   def send_custom_request(method:, parameters:)
     broadcast('@type'      => 'sendCustomRequest',
@@ -3995,7 +3998,7 @@ def send_custom_request(method:, parameters:)
   
   # Sends a code to verify an email address to be added to a user's Telegram Passport.
   #
-  # @param email_address [String] Email address.
+  # @param email_address [TD::Types::String] Email address.
   # @return [TD::Types::EmailAddressAuthenticationCodeInfo]
   def send_email_address_verification_code(email_address:)
     broadcast('@type'         => 'sendEmailAddressVerificationCode',
@@ -4011,7 +4014,7 @@ def send_email_address_verification_code(email_address:)
   # @param reply_to_message_id [Integer] Identifier of a message to reply to or 0.
   # @param options [TD::Types::MessageSendOptions] Options to be used to send the message.
   # @param query_id [Integer] Identifier of the inline query.
-  # @param result_id [String] Identifier of the inline result.
+  # @param result_id [TD::Types::String] Identifier of the inline result.
   # @param hide_via_bot [Boolean] If true, there will be no mention of a bot, via which the message is sent.
   #   Can be used only for bots GetOption("animation_search_bot_username"), GetOption("photo_search_bot_username") and
   #   GetOption("venue_search_bot_username").
@@ -4088,8 +4091,8 @@ def send_passport_authorization_form(autorization_form_id:, types:)
   # @param chat_id [Integer] Chat identifier of the Invoice message.
   # @param message_id [Integer] Message identifier.
   # @param payment_form_id [Integer] Payment form identifier returned by getPaymentForm.
-  # @param order_info_id [String] Identifier returned by validateOrderInfo, or an empty string.
-  # @param shipping_option_id [String] Identifier of a chosen shipping option, if applicable.
+  # @param order_info_id [TD::Types::String] Identifier returned by validateOrderInfo, or an empty string.
+  # @param shipping_option_id [TD::Types::String] Identifier of a chosen shipping option, if applicable.
   # @param credentials [TD::Types::InputCredentials] The credentials chosen by user for payment.
   # @param tip_amount [Integer] Chosen by the user amount of tip in the smallest units of the currency.
   # @return [TD::Types::PaymentResult]
@@ -4109,8 +4112,8 @@ def send_payment_form(chat_id:, message_id:, payment_form_id:, order_info_id:, s
   # Should be called when user presses "https://t.me/confirmphone?phone=*******&hash=**********" or
   #   "tg://confirmphone?phone=*******&hash=**********" link.
   #
-  # @param hash [String] Value of the "hash" parameter from the link.
-  # @param phone_number [String] Value of the "phone" parameter from the link.
+  # @param hash [TD::Types::String] Value of the "hash" parameter from the link.
+  # @param phone_number [TD::Types::String] Value of the "phone" parameter from the link.
   # @param settings [TD::Types::PhoneNumberAuthenticationSettings] Settings for the authentication of the user's phone
   #   number.
   # @return [TD::Types::AuthenticationCodeInfo]
@@ -4123,7 +4126,7 @@ def send_phone_number_confirmation_code(hash:, phone_number:, settings:)
   
   # Sends a code to verify a phone number to be added to a user's Telegram Passport.
   #
-  # @param phone_number [String] The phone number of the user, in international format.
+  # @param phone_number [TD::Types::String] The phone number of the user, in international format.
   # @param settings [TD::Types::PhoneNumberAuthenticationSettings] Settings for the authentication of the user's phone
   #   number.
   # @return [TD::Types::AuthenticationCodeInfo]
@@ -4157,7 +4160,7 @@ def set_alarm(seconds:)
   #   authentication query and the current authorization state is authorizationStateWaitCode,
   #   authorizationStateWaitRegistration, or authorizationStateWaitPassword.
   #
-  # @param phone_number [String] The phone number of the user, in international format.
+  # @param phone_number [TD::Types::String] The phone number of the user, in international format.
   # @param settings [TD::Types::PhoneNumberAuthenticationSettings] Settings for the authentication of the user's phone
   #   number.
   # @return [TD::Types::Ok]
@@ -4194,7 +4197,7 @@ def set_background(background:, type:, for_dark_theme:)
   
   # Changes the bio of the current user.
   #
-  # @param bio [String] The new value of the user bio; 0-70 characters without line feeds.
+  # @param bio [TD::Types::String] The new value of the user bio; 0-70 characters without line feeds.
   # @return [TD::Types::Ok]
   def set_bio(bio:)
     broadcast('@type' => 'setBio',
@@ -4205,7 +4208,7 @@ def set_bio(bio:)
   #   only.
   #
   # @param pending_update_count [Integer] The number of pending updates.
-  # @param error_message [String] The last error message.
+  # @param error_message [TD::Types::String] The last error message.
   # @return [TD::Types::Ok]
   def set_bot_updates_status(pending_update_count:, error_message:)
     broadcast('@type'                => 'setBotUpdatesStatus',
@@ -4216,7 +4219,7 @@ def set_bot_updates_status(pending_update_count:, error_message:)
   # Changes application-specific data associated with a chat.
   #
   # @param chat_id [Integer] Chat identifier.
-  # @param client_data [String] New value of client_data.
+  # @param client_data [TD::Types::String] New value of client_data.
   # @return [TD::Types::Ok]
   def set_chat_client_data(chat_id:, client_data:)
     broadcast('@type'       => 'setChatClientData',
@@ -4229,7 +4232,7 @@ def set_chat_client_data(chat_id:, client_data:)
   # Requires can_change_info administrator right.
   #
   # @param chat_id [Integer] Identifier of the chat.
-  # @param description [String] New chat description; 0-255 characters.
+  # @param description [TD::Types::String] New chat description; 0-255 characters.
   # @return [TD::Types::Ok]
   def set_chat_description(chat_id:, description:)
     broadcast('@type'       => 'setChatDescription',
@@ -4368,7 +4371,7 @@ def set_chat_slow_mode_delay(chat_id:, slow_mode_delay:)
   # Requires can_change_info administrator right.
   #
   # @param chat_id [Integer] Chat identifier.
-  # @param title [String] New title of the chat; 1-128 characters.
+  # @param title [TD::Types::String] New title of the chat; 1-128 characters.
   # @return [TD::Types::Ok]
   def set_chat_title(chat_id:, title:)
     broadcast('@type'   => 'setChatTitle',
@@ -4402,8 +4405,8 @@ def set_custom_language_pack(info:, strings:)
   # Adds, edits or deletes a string in a custom local language pack.
   # Can be called before authorization.
   #
-  # @param language_pack_id [String] Identifier of a previously added custom local language pack in the current
-  #   localization target.
+  # @param language_pack_id [TD::Types::String] Identifier of a previously added custom local language pack in the
+  #   current localization target.
   # @param new_string [TD::Types::LanguagePackString] New language pack string.
   # @return [TD::Types::Ok]
   def set_custom_language_pack_string(language_pack_id:, new_string:)
@@ -4487,7 +4490,7 @@ def set_group_call_participant_volume_level(group_call_id:, participant_id:, vol
   # Requires groupCall.can_be_managed group call flag.
   #
   # @param group_call_id [Integer] Group call identifier.
-  # @param title [String] New group call title; 1-64 characters.
+  # @param title [TD::Types::String] New group call title; 1-64 characters.
   # @return [TD::Types::Ok]
   def set_group_call_title(group_call_id:, title:)
     broadcast('@type'         => 'setGroupCallTitle',
@@ -4497,7 +4500,7 @@ def set_group_call_title(group_call_id:, title:)
   
   # Updates the game score of the specified user in a game; for bots only.
   #
-  # @param inline_message_id [String] Inline message identifier.
+  # @param inline_message_id [TD::Types::String] Inline message identifier.
   # @param edit_message [Boolean] True, if the message should be edited.
   # @param user_id [Integer] User identifier.
   # @param score [Integer] The new score.
@@ -4536,7 +4539,7 @@ def set_log_stream(log_stream:)
   # Sets the verbosity level for a specified TDLib internal log tag.
   # Can be called synchronously.
   #
-  # @param tag [String] Logging tag to change verbosity level.
+  # @param tag [TD::Types::String] Logging tag to change verbosity level.
   # @param new_verbosity_level [Integer] New verbosity level; 1-1024.
   # @return [TD::Types::Ok]
   def set_log_tag_verbosity_level(tag:, new_verbosity_level:)
@@ -4560,8 +4563,8 @@ def set_log_verbosity_level(new_verbosity_level:)
   
   # Changes the first and last name of the current user.
   #
-  # @param first_name [String] The new value of the first name for the user; 1-64 characters.
-  # @param last_name [String] The new value of the optional last name for the user; 0-64 characters.
+  # @param first_name [TD::Types::String] The new value of the first name for the user; 1-64 characters.
+  # @param last_name [TD::Types::String] The new value of the optional last name for the user; 0-64 characters.
   # @return [TD::Types::Ok]
   def set_name(first_name:, last_name:)
     broadcast('@type'      => 'setName',
@@ -4588,7 +4591,7 @@ def set_network_type(type:)
   # (Check the list of available options on https://core.telegram.org/tdlib/options.) Only writable options can be set.
   # Can be called before authorization.
   #
-  # @param name [String] The name of the option.
+  # @param name [TD::Types::String] The name of the option.
   # @param value [TD::Types::OptionValue] The new value of the option.
   # @return [TD::Types::Ok]
   def set_option(name:, value:)
@@ -4602,7 +4605,7 @@ def set_option(name:, value:)
   #   number or the chosen email address must be verified first.
   #
   # @param element [TD::Types::InputPassportElement] Input Telegram Passport element.
-  # @param password [String] Password of the current user.
+  # @param password [TD::Types::String] Password of the current user.
   # @return [TD::Types::PassportElement]
   def set_passport_element(element:, password:)
     broadcast('@type'    => 'setPassportElement',
@@ -4626,11 +4629,11 @@ def set_passport_element_errors(user_id:, errors:)
   # If a new recovery email address is specified, then the change will not be applied until the new recovery email
   #   address is confirmed.
   #
-  # @param old_password [String] Previous password of the user.
-  # @param new_password [String, nil] New password of the user; may be empty to remove the password.
-  # @param new_hint [String, nil] New password hint; may be empty.
+  # @param old_password [TD::Types::String] Previous password of the user.
+  # @param new_password [TD::Types::String, nil] New password of the user; may be empty to remove the password.
+  # @param new_hint [TD::Types::String, nil] New password hint; may be empty.
   # @param set_recovery_email_address [Boolean] Pass true if the recovery email address should be changed.
-  # @param new_recovery_email_address [String, nil] New recovery email address; may be empty.
+  # @param new_recovery_email_address [TD::Types::String, nil] New recovery email address; may be empty.
   # @return [TD::Types::PasswordState]
   def set_password(old_password:, new_password: nil, new_hint: nil, set_recovery_email_address: false,
                    new_recovery_email_address: nil)
@@ -4683,8 +4686,8 @@ def set_profile_photo(photo:)
   # If new_recovery_email_address is the same as the email address that is currently set up, this call succeeds
   #   immediately and aborts all other requests waiting for an email confirmation.
   #
-  # @param password [String] Password of the current user.
-  # @param new_recovery_email_address [String] New recovery email address.
+  # @param password [TD::Types::String] Password of the current user.
+  # @param new_recovery_email_address [TD::Types::String] New recovery email address.
   # @return [TD::Types::PasswordState]
   def set_recovery_email_address(password:, new_recovery_email_address:)
     broadcast('@type'                      => 'setRecoveryEmailAddress',
@@ -4720,7 +4723,7 @@ def set_sticker_position_in_set(sticker:, position:)
   # Returns the sticker set.
   #
   # @param user_id [Integer] Sticker set owner.
-  # @param name [String] Sticker set name.
+  # @param name [TD::Types::String] Sticker set name.
   # @param thumbnail [TD::Types::InputFile] Thumbnail to set in PNG or TGS format.
   #   Animated thumbnail must be set for animated sticker sets and only for them.
   #   Pass a zero InputFileId to delete the thumbnail.
@@ -4747,7 +4750,7 @@ def set_supergroup_sticker_set(supergroup_id:, sticker_set_id:)
   # Changes the username of a supergroup or channel, requires owner privileges in the supergroup or channel.
   #
   # @param supergroup_id [Integer] Identifier of the supergroup or channel.
-  # @param username [String] New value of the username.
+  # @param username [TD::Types::String] New value of the username.
   #   Use an empty string to remove the username.
   # @return [TD::Types::Ok]
   def set_supergroup_username(supergroup_id:, username:)
@@ -4779,7 +4782,7 @@ def set_user_privacy_setting_rules(setting:, rules:)
   
   # Changes the username of the current user.
   #
-  # @param username [String] The new value of the username.
+  # @param username [TD::Types::String] The new value of the username.
   #   Use an empty string to remove the username.
   # @return [TD::Types::Ok]
   def set_username(username:)
@@ -4814,7 +4817,7 @@ def share_phone_number(user_id:)
   # Requires groupCall.can_be_managed group call flag.
   #
   # @param group_call_id [Integer] Group call identifier.
-  # @param title [String] Group call recording title; 0-64 characters.
+  # @param title [TD::Types::String] Group call recording title; 0-64 characters.
   # @return [TD::Types::Ok]
   def start_group_call_recording(group_call_id:, title:)
     broadcast('@type'         => 'startGroupCallRecording',
@@ -4849,7 +4852,7 @@ def stop_poll(chat_id:, message_id:, reply_markup:)
   # This method shouldn't be called explicitly for the current used/base language packs.
   # Can be called before authorization.
   #
-  # @param language_pack_id [String] Language pack identifier.
+  # @param language_pack_id [TD::Types::String] Language pack identifier.
   # @return [TD::Types::Ok]
   def synchronize_language_pack(language_pack_id:)
     broadcast('@type'            => 'synchronizeLanguagePack',
@@ -5013,7 +5016,7 @@ def toggle_supergroup_sign_messages(supergroup_id:, sign_messages:)
   # @param chat_id [Integer] Chat identifier.
   # @param user_id [Integer] Identifier of the user to which transfer the ownership.
   #   The ownership can't be transferred to a bot or to a deleted user.
-  # @param password [String] The password of the current user.
+  # @param password [TD::Types::String] The password of the current user.
   # @return [TD::Types::Ok]
   def transfer_chat_ownership(chat_id:, user_id:, password:)
     broadcast('@type'    => 'transferChatOwnership',
diff --git a/lib/tdlib/types/account_ttl.rb b/lib/tdlib/types/account_ttl.rb
index eee341aa..38402fb6 100644
--- a/lib/tdlib/types/account_ttl.rb
+++ b/lib/tdlib/types/account_ttl.rb
@@ -5,6 +5,6 @@ module TD::Types
   # @attr days [Integer] Number of days of inactivity before the account will be flagged for deletion; should range
   #   from 30-366 days.
   class AccountTtl < Base
-    attribute :days, TD::Types::Integer
+    attribute :days, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/address.rb b/lib/tdlib/types/address.rb
index cbcecb35..081c2eee 100644
--- a/lib/tdlib/types/address.rb
+++ b/lib/tdlib/types/address.rb
@@ -1,12 +1,12 @@
 module TD::Types
   # Describes an address.
   #
-  # @attr country_code [String] A two-letter ISO 3166-1 alpha-2 country code.
-  # @attr state [String] State, if applicable.
-  # @attr city [String] City.
-  # @attr street_line1 [String] First line of the address.
-  # @attr street_line2 [String] Second line of the address.
-  # @attr postal_code [String] Address postal code.
+  # @attr country_code [TD::Types::String] A two-letter ISO 3166-1 alpha-2 country code.
+  # @attr state [TD::Types::String] State, if applicable.
+  # @attr city [TD::Types::String] City.
+  # @attr street_line1 [TD::Types::String] First line of the address.
+  # @attr street_line2 [TD::Types::String] Second line of the address.
+  # @attr postal_code [TD::Types::String] Address postal code.
   class Address < Base
     attribute :country_code, TD::Types::String
     attribute :state, TD::Types::String
diff --git a/lib/tdlib/types/animated_chat_photo.rb b/lib/tdlib/types/animated_chat_photo.rb
index 08448d53..37d5801d 100644
--- a/lib/tdlib/types/animated_chat_photo.rb
+++ b/lib/tdlib/types/animated_chat_photo.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr file [TD::Types::File] Information about the animation file.
   # @attr main_frame_timestamp [Float] Timestamp of the frame, used as a static chat photo.
   class AnimatedChatPhoto < Base
-    attribute :length, TD::Types::Integer
+    attribute :length, TD::Types::Coercible::Integer
     attribute :file, TD::Types::File
-    attribute :main_frame_timestamp, TD::Types::Float
+    attribute :main_frame_timestamp, TD::Types::Coercible::Float
   end
 end
diff --git a/lib/tdlib/types/animation.rb b/lib/tdlib/types/animation.rb
index f6c347c2..930d402a 100644
--- a/lib/tdlib/types/animation.rb
+++ b/lib/tdlib/types/animation.rb
@@ -5,17 +5,17 @@ module TD::Types
   # @attr duration [Integer] Duration of the animation, in seconds; as defined by the sender.
   # @attr width [Integer] Width of the animation.
   # @attr height [Integer] Height of the animation.
-  # @attr file_name [String] Original name of the file; as defined by the sender.
-  # @attr mime_type [String] MIME type of the file, usually "image/gif" or "video/mp4".
+  # @attr file_name [TD::Types::String] Original name of the file; as defined by the sender.
+  # @attr mime_type [TD::Types::String] MIME type of the file, usually "image/gif" or "video/mp4".
   # @attr has_stickers [Boolean] True, if stickers were added to the animation.
   #   The list of corresponding sticker set can be received using getAttachedStickerSets.
   # @attr minithumbnail [TD::Types::Minithumbnail, nil] Animation minithumbnail; may be null.
   # @attr thumbnail [TD::Types::Thumbnail, nil] Animation thumbnail in JPEG or MPEG4 format; may be null.
   # @attr animation [TD::Types::File] File containing the animation.
   class Animation < Base
-    attribute :duration, TD::Types::Integer
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :duration, TD::Types::Coercible::Integer
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
     attribute :file_name, TD::Types::String
     attribute :mime_type, TD::Types::String
     attribute :has_stickers, TD::Types::Bool
diff --git a/lib/tdlib/types/audio.rb b/lib/tdlib/types/audio.rb
index 72f74227..23b3b5e1 100644
--- a/lib/tdlib/types/audio.rb
+++ b/lib/tdlib/types/audio.rb
@@ -3,17 +3,17 @@ module TD::Types
   # Audio is usually in MP3 or M4A format.
   #
   # @attr duration [Integer] Duration of the audio, in seconds; as defined by the sender.
-  # @attr title [String] Title of the audio; as defined by the sender.
-  # @attr performer [String] Performer of the audio; as defined by the sender.
-  # @attr file_name [String] Original name of the file; as defined by the sender.
-  # @attr mime_type [String] The MIME type of the file; as defined by the sender.
+  # @attr title [TD::Types::String] Title of the audio; as defined by the sender.
+  # @attr performer [TD::Types::String] Performer of the audio; as defined by the sender.
+  # @attr file_name [TD::Types::String] Original name of the file; as defined by the sender.
+  # @attr mime_type [TD::Types::String] The MIME type of the file; as defined by the sender.
   # @attr album_cover_minithumbnail [TD::Types::Minithumbnail, nil] The minithumbnail of the album cover; may be null.
   # @attr album_cover_thumbnail [TD::Types::Thumbnail, nil] The thumbnail of the album cover in JPEG format; as defined
   #   by the sender.
   #   The full size thumbnail should be extracted from the downloaded file; may be null.
   # @attr audio [TD::Types::File] File containing the audio.
   class Audio < Base
-    attribute :duration, TD::Types::Integer
+    attribute :duration, TD::Types::Coercible::Integer
     attribute :title, TD::Types::String
     attribute :performer, TD::Types::String
     attribute :file_name, TD::Types::String
diff --git a/lib/tdlib/types/authentication_code_info.rb b/lib/tdlib/types/authentication_code_info.rb
index c63a59e9..d795fa09 100644
--- a/lib/tdlib/types/authentication_code_info.rb
+++ b/lib/tdlib/types/authentication_code_info.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Information about the authentication code that was sent.
   #
-  # @attr phone_number [String] A phone number that is being authenticated.
+  # @attr phone_number [TD::Types::String] A phone number that is being authenticated.
   # @attr type [TD::Types::AuthenticationCodeType] Describes the way the code was sent to the user.
   # @attr next_type [TD::Types::AuthenticationCodeType, nil] Describes the way the next code will be sent to the user;
   #   may be null.
@@ -10,6 +10,6 @@ class AuthenticationCodeInfo < Base
     attribute :phone_number, TD::Types::String
     attribute :type, TD::Types::AuthenticationCodeType
     attribute :next_type, TD::Types::AuthenticationCodeType.optional.default(nil)
-    attribute :timeout, TD::Types::Integer
+    attribute :timeout, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/authentication_code_type/call.rb b/lib/tdlib/types/authentication_code_type/call.rb
index d4f950fd..37270787 100644
--- a/lib/tdlib/types/authentication_code_type/call.rb
+++ b/lib/tdlib/types/authentication_code_type/call.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr length [Integer] Length of the code.
   class AuthenticationCodeType::Call < AuthenticationCodeType
-    attribute :length, TD::Types::Integer
+    attribute :length, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/authentication_code_type/flash_call.rb b/lib/tdlib/types/authentication_code_type/flash_call.rb
index a3c1fa74..1a4f75b1 100644
--- a/lib/tdlib/types/authentication_code_type/flash_call.rb
+++ b/lib/tdlib/types/authentication_code_type/flash_call.rb
@@ -2,7 +2,7 @@ module TD::Types
   # An authentication code is delivered by an immediately cancelled call to the specified phone number.
   # The number from which the call was made is the code.
   #
-  # @attr pattern [String] Pattern of the phone number from which the call will be made.
+  # @attr pattern [TD::Types::String] Pattern of the phone number from which the call will be made.
   class AuthenticationCodeType::FlashCall < AuthenticationCodeType
     attribute :pattern, TD::Types::String
   end
diff --git a/lib/tdlib/types/authentication_code_type/sms.rb b/lib/tdlib/types/authentication_code_type/sms.rb
index 8a480e5d..63335d1d 100644
--- a/lib/tdlib/types/authentication_code_type/sms.rb
+++ b/lib/tdlib/types/authentication_code_type/sms.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr length [Integer] Length of the code.
   class AuthenticationCodeType::Sms < AuthenticationCodeType
-    attribute :length, TD::Types::Integer
+    attribute :length, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/authentication_code_type/telegram_message.rb b/lib/tdlib/types/authentication_code_type/telegram_message.rb
index 2a1100bc..2de53f24 100644
--- a/lib/tdlib/types/authentication_code_type/telegram_message.rb
+++ b/lib/tdlib/types/authentication_code_type/telegram_message.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr length [Integer] Length of the code.
   class AuthenticationCodeType::TelegramMessage < AuthenticationCodeType
-    attribute :length, TD::Types::Integer
+    attribute :length, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/authorization_state/wait_other_device_confirmation.rb b/lib/tdlib/types/authorization_state/wait_other_device_confirmation.rb
index 43db4238..ab64c214 100644
--- a/lib/tdlib/types/authorization_state/wait_other_device_confirmation.rb
+++ b/lib/tdlib/types/authorization_state/wait_other_device_confirmation.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # The user needs to confirm authorization on another logged in device by scanning a QR code with the provided link.
   #
-  # @attr link [String] A tg:// URL for the QR code.
+  # @attr link [TD::Types::String] A tg:// URL for the QR code.
   #   The link will be updated frequently.
   class AuthorizationState::WaitOtherDeviceConfirmation < AuthorizationState
     attribute :link, TD::Types::String
diff --git a/lib/tdlib/types/authorization_state/wait_password.rb b/lib/tdlib/types/authorization_state/wait_password.rb
index 546be65d..4764700d 100644
--- a/lib/tdlib/types/authorization_state/wait_password.rb
+++ b/lib/tdlib/types/authorization_state/wait_password.rb
@@ -1,10 +1,10 @@
 module TD::Types
   # The user has been authorized, but needs to enter a password to start using the application.
   #
-  # @attr password_hint [String, nil] Hint for the password; may be empty.
+  # @attr password_hint [TD::Types::String, nil] Hint for the password; may be empty.
   # @attr has_recovery_email_address [Boolean] True, if a recovery email address has been set up.
-  # @attr recovery_email_address_pattern [String, nil] Pattern of the email address to which the recovery email was
-  #   sent; empty until a recovery email has been sent.
+  # @attr recovery_email_address_pattern [TD::Types::String, nil] Pattern of the email address to which the recovery
+  #   email was sent; empty until a recovery email has been sent.
   class AuthorizationState::WaitPassword < AuthorizationState
     attribute :password_hint, TD::Types::String.optional.default(nil)
     attribute :has_recovery_email_address, TD::Types::Bool
diff --git a/lib/tdlib/types/auto_download_settings.rb b/lib/tdlib/types/auto_download_settings.rb
index 74a1b7d4..66d74acf 100644
--- a/lib/tdlib/types/auto_download_settings.rb
+++ b/lib/tdlib/types/auto_download_settings.rb
@@ -13,10 +13,10 @@ module TD::Types
   # @attr use_less_data_for_calls [Boolean] True, if "use less data for calls" option needs to be enabled.
   class AutoDownloadSettings < Base
     attribute :is_auto_download_enabled, TD::Types::Bool
-    attribute :max_photo_file_size, TD::Types::Integer
-    attribute :max_video_file_size, TD::Types::Integer
-    attribute :max_other_file_size, TD::Types::Integer
-    attribute :video_upload_bitrate, TD::Types::Integer
+    attribute :max_photo_file_size, TD::Types::Coercible::Integer
+    attribute :max_video_file_size, TD::Types::Coercible::Integer
+    attribute :max_other_file_size, TD::Types::Coercible::Integer
+    attribute :video_upload_bitrate, TD::Types::Coercible::Integer
     attribute :preload_large_videos, TD::Types::Bool
     attribute :preload_next_audio, TD::Types::Bool
     attribute :use_less_data_for_calls, TD::Types::Bool
diff --git a/lib/tdlib/types/background.rb b/lib/tdlib/types/background.rb
index 6ce5fe30..ab5bb0f6 100644
--- a/lib/tdlib/types/background.rb
+++ b/lib/tdlib/types/background.rb
@@ -4,12 +4,12 @@ module TD::Types
   # @attr id [Integer] Unique background identifier.
   # @attr is_default [Boolean] True, if this is one of default backgrounds.
   # @attr is_dark [Boolean] True, if the background is dark and is recommended to be used with dark theme.
-  # @attr name [String] Unique background name.
+  # @attr name [TD::Types::String] Unique background name.
   # @attr document [TD::Types::Document, nil] Document with the background; may be null.
   #   Null only for filled backgrounds.
   # @attr type [TD::Types::BackgroundType] Type of the background.
   class Background < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :is_default, TD::Types::Bool
     attribute :is_dark, TD::Types::Bool
     attribute :name, TD::Types::String
diff --git a/lib/tdlib/types/background_fill/gradient.rb b/lib/tdlib/types/background_fill/gradient.rb
index 4e5e2f64..52afba3d 100644
--- a/lib/tdlib/types/background_fill/gradient.rb
+++ b/lib/tdlib/types/background_fill/gradient.rb
@@ -6,8 +6,8 @@ module TD::Types
   # @attr rotation_angle [Integer] Clockwise rotation angle of the gradient, in degrees; 0-359.
   #   Should be always divisible by 45.
   class BackgroundFill::Gradient < BackgroundFill
-    attribute :top_color, TD::Types::Integer
-    attribute :bottom_color, TD::Types::Integer
-    attribute :rotation_angle, TD::Types::Integer
+    attribute :top_color, TD::Types::Coercible::Integer
+    attribute :bottom_color, TD::Types::Coercible::Integer
+    attribute :rotation_angle, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/background_fill/solid.rb b/lib/tdlib/types/background_fill/solid.rb
index 6cc53a27..aea54ca2 100644
--- a/lib/tdlib/types/background_fill/solid.rb
+++ b/lib/tdlib/types/background_fill/solid.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr color [Integer] A color of the background in the RGB24 format.
   class BackgroundFill::Solid < BackgroundFill
-    attribute :color, TD::Types::Integer
+    attribute :color, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/background_type/pattern.rb b/lib/tdlib/types/background_type/pattern.rb
index 350c225c..589e7898 100644
--- a/lib/tdlib/types/background_type/pattern.rb
+++ b/lib/tdlib/types/background_type/pattern.rb
@@ -7,7 +7,7 @@ module TD::Types
   # @attr is_moving [Boolean] True, if the background needs to be slightly moved when device is tilted.
   class BackgroundType::Pattern < BackgroundType
     attribute :fill, TD::Types::BackgroundFill
-    attribute :intensity, TD::Types::Integer
+    attribute :intensity, TD::Types::Coercible::Integer
     attribute :is_moving, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/bank_card_action_open_url.rb b/lib/tdlib/types/bank_card_action_open_url.rb
index 302c2efe..6a9d0f69 100644
--- a/lib/tdlib/types/bank_card_action_open_url.rb
+++ b/lib/tdlib/types/bank_card_action_open_url.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # Describes an action associated with a bank card number.
   #
-  # @attr text [String] Action text.
-  # @attr url [String] The URL to be opened.
+  # @attr text [TD::Types::String] Action text.
+  # @attr url [TD::Types::String] The URL to be opened.
   class BankCardActionOpenUrl < Base
     attribute :text, TD::Types::String
     attribute :url, TD::Types::String
diff --git a/lib/tdlib/types/bank_card_info.rb b/lib/tdlib/types/bank_card_info.rb
index f2d03930..c8cb1d32 100644
--- a/lib/tdlib/types/bank_card_info.rb
+++ b/lib/tdlib/types/bank_card_info.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Information about a bank card.
   #
-  # @attr title [String] Title of the bank card description.
+  # @attr title [TD::Types::String] Title of the bank card description.
   # @attr actions [Array<TD::Types::BankCardActionOpenUrl>] Actions that can be done with the bank card number.
   class BankCardInfo < Base
     attribute :title, TD::Types::String
diff --git a/lib/tdlib/types/basic_group.rb b/lib/tdlib/types/basic_group.rb
index 03102bab..f6a3f5ae 100644
--- a/lib/tdlib/types/basic_group.rb
+++ b/lib/tdlib/types/basic_group.rb
@@ -7,10 +7,10 @@ module TD::Types
   # @attr is_active [Boolean] True, if the group is active.
   # @attr upgraded_to_supergroup_id [Integer] Identifier of the supergroup to which this group was upgraded; 0 if none.
   class BasicGroup < Base
-    attribute :id, TD::Types::Integer
-    attribute :member_count, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :member_count, TD::Types::Coercible::Integer
     attribute :status, TD::Types::ChatMemberStatus
     attribute :is_active, TD::Types::Bool
-    attribute :upgraded_to_supergroup_id, TD::Types::Integer
+    attribute :upgraded_to_supergroup_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/basic_group_full_info.rb b/lib/tdlib/types/basic_group_full_info.rb
index 93887e3f..04a7622f 100644
--- a/lib/tdlib/types/basic_group_full_info.rb
+++ b/lib/tdlib/types/basic_group_full_info.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Contains full information about a basic group.
   #
   # @attr photo [TD::Types::ChatPhoto, nil] Chat photo; may be null.
-  # @attr description [String] Group description.
+  # @attr description [TD::Types::String] Group description.
   #   Updated only after the basic group is opened.
   # @attr creator_user_id [Integer] User identifier of the creator of the group; 0 if unknown.
   # @attr members [Array<TD::Types::ChatMember>] Group members.
@@ -12,7 +12,7 @@ module TD::Types
   class BasicGroupFullInfo < Base
     attribute :photo, TD::Types::ChatPhoto.optional.default(nil)
     attribute :description, TD::Types::String
-    attribute :creator_user_id, TD::Types::Integer
+    attribute :creator_user_id, TD::Types::Coercible::Integer
     attribute :members, TD::Types::Array.of(TD::Types::ChatMember)
     attribute :invite_link, TD::Types::ChatInviteLink.optional.default(nil)
   end
diff --git a/lib/tdlib/types/bot_command.rb b/lib/tdlib/types/bot_command.rb
index 28e4cf15..dea47f8d 100644
--- a/lib/tdlib/types/bot_command.rb
+++ b/lib/tdlib/types/bot_command.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # Represents a command supported by a bot.
   #
-  # @attr command [String] Text of the bot command.
-  # @attr description [String] Description of the bot command.
+  # @attr command [TD::Types::String] Text of the bot command.
+  # @attr description [TD::Types::String] Description of the bot command.
   class BotCommand < Base
     attribute :command, TD::Types::String
     attribute :description, TD::Types::String
diff --git a/lib/tdlib/types/bot_info.rb b/lib/tdlib/types/bot_info.rb
index b61c6e85..288988b4 100644
--- a/lib/tdlib/types/bot_info.rb
+++ b/lib/tdlib/types/bot_info.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Provides information about a bot and its supported commands.
   #
-  # @attr description [String] Long description shown on the user info page.
+  # @attr description [TD::Types::String] Long description shown on the user info page.
   # @attr commands [Array<TD::Types::BotCommand>] A list of commands supported by the bot.
   class BotInfo < Base
     attribute :description, TD::Types::String
diff --git a/lib/tdlib/types/call.rb b/lib/tdlib/types/call.rb
index 1115da41..9fe197dd 100644
--- a/lib/tdlib/types/call.rb
+++ b/lib/tdlib/types/call.rb
@@ -7,8 +7,8 @@ module TD::Types
   # @attr is_video [Boolean] True, if the call is a video call.
   # @attr state [TD::Types::CallState] Call state.
   class Call < Base
-    attribute :id, TD::Types::Integer
-    attribute :user_id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
     attribute :is_outgoing, TD::Types::Bool
     attribute :is_video, TD::Types::Bool
     attribute :state, TD::Types::CallState
diff --git a/lib/tdlib/types/call_id.rb b/lib/tdlib/types/call_id.rb
index 36bd1bae..87e9f2f0 100644
--- a/lib/tdlib/types/call_id.rb
+++ b/lib/tdlib/types/call_id.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr id [Integer] Call identifier.
   class CallId < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/call_protocol.rb b/lib/tdlib/types/call_protocol.rb
index 11573434..1fd2ce55 100644
--- a/lib/tdlib/types/call_protocol.rb
+++ b/lib/tdlib/types/call_protocol.rb
@@ -5,12 +5,12 @@ module TD::Types
   # @attr udp_reflector [Boolean] True, if connection through UDP reflectors is supported.
   # @attr min_layer [Integer] The minimum supported API layer; use 65.
   # @attr max_layer [Integer] The maximum supported API layer; use 65.
-  # @attr library_versions [Array<String>] List of supported tgcalls versions.
+  # @attr library_versions [Array<TD::Types::String>] List of supported tgcalls versions.
   class CallProtocol < Base
     attribute :udp_p2p, TD::Types::Bool
     attribute :udp_reflector, TD::Types::Bool
-    attribute :min_layer, TD::Types::Integer
-    attribute :max_layer, TD::Types::Integer
+    attribute :min_layer, TD::Types::Coercible::Integer
+    attribute :max_layer, TD::Types::Coercible::Integer
     attribute :library_versions, TD::Types::Array.of(TD::Types::String)
   end
 end
diff --git a/lib/tdlib/types/call_server.rb b/lib/tdlib/types/call_server.rb
index 9d792b1d..20816b6c 100644
--- a/lib/tdlib/types/call_server.rb
+++ b/lib/tdlib/types/call_server.rb
@@ -2,15 +2,15 @@ module TD::Types
   # Describes a server for relaying call data.
   #
   # @attr id [Integer] Server identifier.
-  # @attr ip_address [String] Server IPv4 address.
-  # @attr ipv6_address [String] Server IPv6 address.
+  # @attr ip_address [TD::Types::String] Server IPv4 address.
+  # @attr ipv6_address [TD::Types::String] Server IPv6 address.
   # @attr port [Integer] Server port number.
   # @attr type [TD::Types::CallServerType] Server type.
   class CallServer < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :ip_address, TD::Types::String
     attribute :ipv6_address, TD::Types::String
-    attribute :port, TD::Types::Integer
+    attribute :port, TD::Types::Coercible::Integer
     attribute :type, TD::Types::CallServerType
   end
 end
diff --git a/lib/tdlib/types/call_server_type/telegram_reflector.rb b/lib/tdlib/types/call_server_type/telegram_reflector.rb
index 68223875..c0bb38e5 100644
--- a/lib/tdlib/types/call_server_type/telegram_reflector.rb
+++ b/lib/tdlib/types/call_server_type/telegram_reflector.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr peer_tag [String] A peer tag to be used with the reflector.
   class CallServerType::TelegramReflector < CallServerType
-    attribute :peer_tag, TD::Types::String
+    attribute :peer_tag, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/call_server_type/webrtc.rb b/lib/tdlib/types/call_server_type/webrtc.rb
index d3102719..97333c61 100644
--- a/lib/tdlib/types/call_server_type/webrtc.rb
+++ b/lib/tdlib/types/call_server_type/webrtc.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # A WebRTC server.
   #
-  # @attr username [String] Username to be used for authentication.
-  # @attr password [String] Authentication password.
+  # @attr username [TD::Types::String] Username to be used for authentication.
+  # @attr password [TD::Types::String] Authentication password.
   # @attr supports_turn [Boolean] True, if the server supports TURN.
   # @attr supports_stun [Boolean] True, if the server supports STUN.
   class CallServerType::Webrtc < CallServerType
diff --git a/lib/tdlib/types/call_state/ready.rb b/lib/tdlib/types/call_state/ready.rb
index 430d209f..6e6eac7f 100644
--- a/lib/tdlib/types/call_state/ready.rb
+++ b/lib/tdlib/types/call_state/ready.rb
@@ -3,15 +3,15 @@ module TD::Types
   #
   # @attr protocol [TD::Types::CallProtocol] Call protocols supported by the peer.
   # @attr servers [Array<TD::Types::CallServer>] List of available call servers.
-  # @attr config [String] A JSON-encoded call config.
+  # @attr config [TD::Types::String] A JSON-encoded call config.
   # @attr encryption_key [String] Call encryption key.
-  # @attr emojis [Array<String>] Encryption key emojis fingerprint.
+  # @attr emojis [Array<TD::Types::String>] Encryption key emojis fingerprint.
   # @attr allow_p2p [Boolean] True, if peer-to-peer connection is allowed by users privacy settings.
   class CallState::Ready < CallState
     attribute :protocol, TD::Types::CallProtocol
     attribute :servers, TD::Types::Array.of(TD::Types::CallServer)
     attribute :config, TD::Types::String
-    attribute :encryption_key, TD::Types::String
+    attribute :encryption_key, TD::Types::Coercible::String
     attribute :emojis, TD::Types::Array.of(TD::Types::String)
     attribute :allow_p2p, TD::Types::Bool
   end
diff --git a/lib/tdlib/types/callback_query_answer.rb b/lib/tdlib/types/callback_query_answer.rb
index 86b14394..b92b90e1 100644
--- a/lib/tdlib/types/callback_query_answer.rb
+++ b/lib/tdlib/types/callback_query_answer.rb
@@ -1,9 +1,9 @@
 module TD::Types
   # Contains a bot's answer to a callback query.
   #
-  # @attr text [String] Text of the answer.
+  # @attr text [TD::Types::String] Text of the answer.
   # @attr show_alert [Boolean] True, if an alert should be shown to the user instead of a toast notification.
-  # @attr url [String] URL to be opened.
+  # @attr url [TD::Types::String] URL to be opened.
   class CallbackQueryAnswer < Base
     attribute :text, TD::Types::String
     attribute :show_alert, TD::Types::Bool
diff --git a/lib/tdlib/types/callback_query_payload/data.rb b/lib/tdlib/types/callback_query_payload/data.rb
index 6f0d2be6..ba6d4bef 100644
--- a/lib/tdlib/types/callback_query_payload/data.rb
+++ b/lib/tdlib/types/callback_query_payload/data.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr data [String] Data that was attached to the callback button.
   class CallbackQueryPayload::Data < CallbackQueryPayload
-    attribute :data, TD::Types::String
+    attribute :data, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/callback_query_payload/data_with_password.rb b/lib/tdlib/types/callback_query_payload/data_with_password.rb
index e4904c92..45d8daea 100644
--- a/lib/tdlib/types/callback_query_payload/data_with_password.rb
+++ b/lib/tdlib/types/callback_query_payload/data_with_password.rb
@@ -1,10 +1,10 @@
 module TD::Types
   # The payload for a callback button requiring password.
   #
-  # @attr password [String] The password for the current user.
+  # @attr password [TD::Types::String] The password for the current user.
   # @attr data [String] Data that was attached to the callback button.
   class CallbackQueryPayload::DataWithPassword < CallbackQueryPayload
     attribute :password, TD::Types::String
-    attribute :data, TD::Types::String
+    attribute :data, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/callback_query_payload/game.rb b/lib/tdlib/types/callback_query_payload/game.rb
index a91f0fa4..4039ddab 100644
--- a/lib/tdlib/types/callback_query_payload/game.rb
+++ b/lib/tdlib/types/callback_query_payload/game.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # The payload for a game callback button.
   #
-  # @attr game_short_name [String] A short name of the game that was attached to the callback button.
+  # @attr game_short_name [TD::Types::String] A short name of the game that was attached to the callback button.
   class CallbackQueryPayload::Game < CallbackQueryPayload
     attribute :game_short_name, TD::Types::String
   end
diff --git a/lib/tdlib/types/can_transfer_ownership_result/password_too_fresh.rb b/lib/tdlib/types/can_transfer_ownership_result/password_too_fresh.rb
index 941cf507..73bbe655 100644
--- a/lib/tdlib/types/can_transfer_ownership_result/password_too_fresh.rb
+++ b/lib/tdlib/types/can_transfer_ownership_result/password_too_fresh.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr retry_after [Integer] Time left before the session can be used to transfer ownership of a chat, in seconds.
   class CanTransferOwnershipResult::PasswordTooFresh < CanTransferOwnershipResult
-    attribute :retry_after, TD::Types::Integer
+    attribute :retry_after, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/can_transfer_ownership_result/session_too_fresh.rb b/lib/tdlib/types/can_transfer_ownership_result/session_too_fresh.rb
index d0996021..7447012f 100644
--- a/lib/tdlib/types/can_transfer_ownership_result/session_too_fresh.rb
+++ b/lib/tdlib/types/can_transfer_ownership_result/session_too_fresh.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr retry_after [Integer] Time left before the session can be used to transfer ownership of a chat, in seconds.
   class CanTransferOwnershipResult::SessionTooFresh < CanTransferOwnershipResult
-    attribute :retry_after, TD::Types::Integer
+    attribute :retry_after, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat.rb b/lib/tdlib/types/chat.rb
index 97f4adcf..596e2fed 100644
--- a/lib/tdlib/types/chat.rb
+++ b/lib/tdlib/types/chat.rb
@@ -4,7 +4,7 @@ module TD::Types
   #
   # @attr id [Integer] Chat unique identifier.
   # @attr type [TD::Types::ChatType] Type of the chat.
-  # @attr title [String] Chat title.
+  # @attr title [TD::Types::String] Chat title.
   # @attr photo [TD::Types::ChatPhotoInfo, nil] Chat photo; may be null.
   # @attr permissions [TD::Types::ChatPermissions] Actions that non-administrator chat members are allowed to take in
   #   the chat.
@@ -36,11 +36,11 @@ module TD::Types
   # @attr reply_markup_message_id [Integer] Identifier of the message from which reply markup needs to be used; 0 if
   #   there is no default custom reply markup in the chat.
   # @attr draft_message [TD::Types::DraftMessage, nil] A draft of a message in the chat; may be null.
-  # @attr client_data [String] Contains application-specific data associated with the chat.
+  # @attr client_data [TD::Types::String] Contains application-specific data associated with the chat.
   #   (For example, the chat scroll position or local chat notification settings can be stored here.) Persistent if the
   #   message database is used.
   class Chat < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :type, TD::Types::ChatType
     attribute :title, TD::Types::String
     attribute :photo, TD::Types::ChatPhotoInfo.optional.default(nil)
@@ -54,15 +54,15 @@ class Chat < Base
     attribute :can_be_deleted_for_all_users, TD::Types::Bool
     attribute :can_be_reported, TD::Types::Bool
     attribute :default_disable_notification, TD::Types::Bool
-    attribute :unread_count, TD::Types::Integer
-    attribute :last_read_inbox_message_id, TD::Types::Integer
-    attribute :last_read_outbox_message_id, TD::Types::Integer
-    attribute :unread_mention_count, TD::Types::Integer
+    attribute :unread_count, TD::Types::Coercible::Integer
+    attribute :last_read_inbox_message_id, TD::Types::Coercible::Integer
+    attribute :last_read_outbox_message_id, TD::Types::Coercible::Integer
+    attribute :unread_mention_count, TD::Types::Coercible::Integer
     attribute :notification_settings, TD::Types::ChatNotificationSettings
-    attribute :message_ttl_setting, TD::Types::Integer
+    attribute :message_ttl_setting, TD::Types::Coercible::Integer
     attribute :action_bar, TD::Types::ChatActionBar.optional.default(nil)
     attribute :voice_chat, TD::Types::VoiceChat
-    attribute :reply_markup_message_id, TD::Types::Integer
+    attribute :reply_markup_message_id, TD::Types::Coercible::Integer
     attribute :draft_message, TD::Types::DraftMessage.optional.default(nil)
     attribute :client_data, TD::Types::String
   end
diff --git a/lib/tdlib/types/chat_action/uploading_document.rb b/lib/tdlib/types/chat_action/uploading_document.rb
index 8feb82d7..c69dcfeb 100644
--- a/lib/tdlib/types/chat_action/uploading_document.rb
+++ b/lib/tdlib/types/chat_action/uploading_document.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr progress [Integer] Upload progress, as a percentage.
   class ChatAction::UploadingDocument < ChatAction
-    attribute :progress, TD::Types::Integer
+    attribute :progress, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_action/uploading_photo.rb b/lib/tdlib/types/chat_action/uploading_photo.rb
index bcae4f11..97aa8e15 100644
--- a/lib/tdlib/types/chat_action/uploading_photo.rb
+++ b/lib/tdlib/types/chat_action/uploading_photo.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr progress [Integer] Upload progress, as a percentage.
   class ChatAction::UploadingPhoto < ChatAction
-    attribute :progress, TD::Types::Integer
+    attribute :progress, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_action/uploading_video.rb b/lib/tdlib/types/chat_action/uploading_video.rb
index ac93a76c..beb26c6c 100644
--- a/lib/tdlib/types/chat_action/uploading_video.rb
+++ b/lib/tdlib/types/chat_action/uploading_video.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr progress [Integer] Upload progress, as a percentage.
   class ChatAction::UploadingVideo < ChatAction
-    attribute :progress, TD::Types::Integer
+    attribute :progress, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_action/uploading_video_note.rb b/lib/tdlib/types/chat_action/uploading_video_note.rb
index 2bed26b9..77da48fc 100644
--- a/lib/tdlib/types/chat_action/uploading_video_note.rb
+++ b/lib/tdlib/types/chat_action/uploading_video_note.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr progress [Integer] Upload progress, as a percentage.
   class ChatAction::UploadingVideoNote < ChatAction
-    attribute :progress, TD::Types::Integer
+    attribute :progress, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_action/uploading_voice_note.rb b/lib/tdlib/types/chat_action/uploading_voice_note.rb
index aa96d635..da9c2848 100644
--- a/lib/tdlib/types/chat_action/uploading_voice_note.rb
+++ b/lib/tdlib/types/chat_action/uploading_voice_note.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr progress [Integer] Upload progress, as a percentage.
   class ChatAction::UploadingVoiceNote < ChatAction
-    attribute :progress, TD::Types::Integer
+    attribute :progress, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_action_bar/report_add_block.rb b/lib/tdlib/types/chat_action_bar/report_add_block.rb
index 1908e996..c2cb436c 100644
--- a/lib/tdlib/types/chat_action_bar/report_add_block.rb
+++ b/lib/tdlib/types/chat_action_bar/report_add_block.rb
@@ -9,6 +9,6 @@ module TD::Types
   #   is the distance between the users.
   class ChatActionBar::ReportAddBlock < ChatActionBar
     attribute :can_unarchive, TD::Types::Bool
-    attribute :distance, TD::Types::Integer
+    attribute :distance, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_administrator.rb b/lib/tdlib/types/chat_administrator.rb
index 1b6d82ea..6b65a0f6 100644
--- a/lib/tdlib/types/chat_administrator.rb
+++ b/lib/tdlib/types/chat_administrator.rb
@@ -2,10 +2,10 @@ module TD::Types
   # Contains information about a chat administrator.
   #
   # @attr user_id [Integer] User identifier of the administrator.
-  # @attr custom_title [String] Custom title of the administrator.
+  # @attr custom_title [TD::Types::String] Custom title of the administrator.
   # @attr is_owner [Boolean] True, if the user is the owner of the chat.
   class ChatAdministrator < Base
-    attribute :user_id, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
     attribute :custom_title, TD::Types::String
     attribute :is_owner, TD::Types::Bool
   end
diff --git a/lib/tdlib/types/chat_event.rb b/lib/tdlib/types/chat_event.rb
index 6d661983..b02f0d7f 100644
--- a/lib/tdlib/types/chat_event.rb
+++ b/lib/tdlib/types/chat_event.rb
@@ -6,9 +6,9 @@ module TD::Types
   # @attr user_id [Integer] Identifier of the user who performed the action that triggered the event.
   # @attr action [TD::Types::ChatEventAction] Action performed by the user.
   class ChatEvent < Base
-    attribute :id, TD::Types::Integer
-    attribute :date, TD::Types::Integer
-    attribute :user_id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :date, TD::Types::Coercible::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
     attribute :action, TD::Types::ChatEventAction
   end
 end
diff --git a/lib/tdlib/types/chat_event_action/description_changed.rb b/lib/tdlib/types/chat_event_action/description_changed.rb
index ea9fd32e..04fe6055 100644
--- a/lib/tdlib/types/chat_event_action/description_changed.rb
+++ b/lib/tdlib/types/chat_event_action/description_changed.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # The chat description was changed.
   #
-  # @attr old_description [String] Previous chat description.
-  # @attr new_description [String] New chat description.
+  # @attr old_description [TD::Types::String] Previous chat description.
+  # @attr new_description [TD::Types::String] New chat description.
   class ChatEventAction::DescriptionChanged < ChatEventAction
     attribute :old_description, TD::Types::String
     attribute :new_description, TD::Types::String
diff --git a/lib/tdlib/types/chat_event_action/linked_chat_changed.rb b/lib/tdlib/types/chat_event_action/linked_chat_changed.rb
index 0c465337..59ce3f88 100644
--- a/lib/tdlib/types/chat_event_action/linked_chat_changed.rb
+++ b/lib/tdlib/types/chat_event_action/linked_chat_changed.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr old_linked_chat_id [Integer] Previous supergroup linked chat identifier.
   # @attr new_linked_chat_id [Integer] New supergroup linked chat identifier.
   class ChatEventAction::LinkedChatChanged < ChatEventAction
-    attribute :old_linked_chat_id, TD::Types::Integer
-    attribute :new_linked_chat_id, TD::Types::Integer
+    attribute :old_linked_chat_id, TD::Types::Coercible::Integer
+    attribute :new_linked_chat_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_event_action/member_invited.rb b/lib/tdlib/types/chat_event_action/member_invited.rb
index cfd395ff..5358e302 100644
--- a/lib/tdlib/types/chat_event_action/member_invited.rb
+++ b/lib/tdlib/types/chat_event_action/member_invited.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr user_id [Integer] New member user identifier.
   # @attr status [TD::Types::ChatMemberStatus] New member status.
   class ChatEventAction::MemberInvited < ChatEventAction
-    attribute :user_id, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
     attribute :status, TD::Types::ChatMemberStatus
   end
 end
diff --git a/lib/tdlib/types/chat_event_action/member_promoted.rb b/lib/tdlib/types/chat_event_action/member_promoted.rb
index 5773d367..6c84fbf3 100644
--- a/lib/tdlib/types/chat_event_action/member_promoted.rb
+++ b/lib/tdlib/types/chat_event_action/member_promoted.rb
@@ -5,7 +5,7 @@ module TD::Types
   # @attr old_status [TD::Types::ChatMemberStatus] Previous status of the chat member.
   # @attr new_status [TD::Types::ChatMemberStatus] New status of the chat member.
   class ChatEventAction::MemberPromoted < ChatEventAction
-    attribute :user_id, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
     attribute :old_status, TD::Types::ChatMemberStatus
     attribute :new_status, TD::Types::ChatMemberStatus
   end
diff --git a/lib/tdlib/types/chat_event_action/message_ttl_setting_changed.rb b/lib/tdlib/types/chat_event_action/message_ttl_setting_changed.rb
index abf6e87d..fc9e3687 100644
--- a/lib/tdlib/types/chat_event_action/message_ttl_setting_changed.rb
+++ b/lib/tdlib/types/chat_event_action/message_ttl_setting_changed.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr old_message_ttl_setting [Integer] Previous value of message_ttl_setting.
   # @attr new_message_ttl_setting [Integer] New value of message_ttl_setting.
   class ChatEventAction::MessageTtlSettingChanged < ChatEventAction
-    attribute :old_message_ttl_setting, TD::Types::Integer
-    attribute :new_message_ttl_setting, TD::Types::Integer
+    attribute :old_message_ttl_setting, TD::Types::Coercible::Integer
+    attribute :new_message_ttl_setting, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_event_action/slow_mode_delay_changed.rb b/lib/tdlib/types/chat_event_action/slow_mode_delay_changed.rb
index 7a1ed290..929d4f53 100644
--- a/lib/tdlib/types/chat_event_action/slow_mode_delay_changed.rb
+++ b/lib/tdlib/types/chat_event_action/slow_mode_delay_changed.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr old_slow_mode_delay [Integer] Previous value of slow_mode_delay.
   # @attr new_slow_mode_delay [Integer] New value of slow_mode_delay.
   class ChatEventAction::SlowModeDelayChanged < ChatEventAction
-    attribute :old_slow_mode_delay, TD::Types::Integer
-    attribute :new_slow_mode_delay, TD::Types::Integer
+    attribute :old_slow_mode_delay, TD::Types::Coercible::Integer
+    attribute :new_slow_mode_delay, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_event_action/sticker_set_changed.rb b/lib/tdlib/types/chat_event_action/sticker_set_changed.rb
index 328a2f2e..314be711 100644
--- a/lib/tdlib/types/chat_event_action/sticker_set_changed.rb
+++ b/lib/tdlib/types/chat_event_action/sticker_set_changed.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr old_sticker_set_id [Integer] Previous identifier of the chat sticker set; 0 if none.
   # @attr new_sticker_set_id [Integer] New identifier of the chat sticker set; 0 if none.
   class ChatEventAction::StickerSetChanged < ChatEventAction
-    attribute :old_sticker_set_id, TD::Types::Integer
-    attribute :new_sticker_set_id, TD::Types::Integer
+    attribute :old_sticker_set_id, TD::Types::Coercible::Integer
+    attribute :new_sticker_set_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_event_action/title_changed.rb b/lib/tdlib/types/chat_event_action/title_changed.rb
index c9463dc3..c5af72fb 100644
--- a/lib/tdlib/types/chat_event_action/title_changed.rb
+++ b/lib/tdlib/types/chat_event_action/title_changed.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # The chat title was changed.
   #
-  # @attr old_title [String] Previous chat title.
-  # @attr new_title [String] New chat title.
+  # @attr old_title [TD::Types::String] Previous chat title.
+  # @attr new_title [TD::Types::String] New chat title.
   class ChatEventAction::TitleChanged < ChatEventAction
     attribute :old_title, TD::Types::String
     attribute :new_title, TD::Types::String
diff --git a/lib/tdlib/types/chat_event_action/username_changed.rb b/lib/tdlib/types/chat_event_action/username_changed.rb
index 5618e92a..78a6e1cd 100644
--- a/lib/tdlib/types/chat_event_action/username_changed.rb
+++ b/lib/tdlib/types/chat_event_action/username_changed.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # The chat username was changed.
   #
-  # @attr old_username [String] Previous chat username.
-  # @attr new_username [String] New chat username.
+  # @attr old_username [TD::Types::String] Previous chat username.
+  # @attr new_username [TD::Types::String] New chat username.
   class ChatEventAction::UsernameChanged < ChatEventAction
     attribute :old_username, TD::Types::String
     attribute :new_username, TD::Types::String
diff --git a/lib/tdlib/types/chat_event_action/voice_chat_created.rb b/lib/tdlib/types/chat_event_action/voice_chat_created.rb
index 6264414f..08562301 100644
--- a/lib/tdlib/types/chat_event_action/voice_chat_created.rb
+++ b/lib/tdlib/types/chat_event_action/voice_chat_created.rb
@@ -4,6 +4,6 @@ module TD::Types
   # @attr group_call_id [Integer] Identifier of the voice chat.
   #   The voice chat can be received through the method getGroupCall.
   class ChatEventAction::VoiceChatCreated < ChatEventAction
-    attribute :group_call_id, TD::Types::Integer
+    attribute :group_call_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_event_action/voice_chat_discarded.rb b/lib/tdlib/types/chat_event_action/voice_chat_discarded.rb
index ae435f3a..09f35aa7 100644
--- a/lib/tdlib/types/chat_event_action/voice_chat_discarded.rb
+++ b/lib/tdlib/types/chat_event_action/voice_chat_discarded.rb
@@ -4,6 +4,6 @@ module TD::Types
   # @attr group_call_id [Integer] Identifier of the voice chat.
   #   The voice chat can be received through the method getGroupCall.
   class ChatEventAction::VoiceChatDiscarded < ChatEventAction
-    attribute :group_call_id, TD::Types::Integer
+    attribute :group_call_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_event_action/voice_chat_participant_volume_level_changed.rb b/lib/tdlib/types/chat_event_action/voice_chat_participant_volume_level_changed.rb
index 07b6cfa3..2f27f977 100644
--- a/lib/tdlib/types/chat_event_action/voice_chat_participant_volume_level_changed.rb
+++ b/lib/tdlib/types/chat_event_action/voice_chat_participant_volume_level_changed.rb
@@ -5,6 +5,6 @@ module TD::Types
   # @attr volume_level [Integer] New value of volume_level; 1-20000 in hundreds of percents.
   class ChatEventAction::VoiceChatParticipantVolumeLevelChanged < ChatEventAction
     attribute :participant_id, TD::Types::MessageSender
-    attribute :volume_level, TD::Types::Integer
+    attribute :volume_level, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_filter.rb b/lib/tdlib/types/chat_filter.rb
index 9d129096..1822a7ee 100644
--- a/lib/tdlib/types/chat_filter.rb
+++ b/lib/tdlib/types/chat_filter.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # Represents a filter of user chats.
   #
-  # @attr title [String] The title of the filter; 1-12 characters without line feeds.
-  # @attr icon_name [String, nil] The icon name for short filter representation.
+  # @attr title [TD::Types::String] The title of the filter; 1-12 characters without line feeds.
+  # @attr icon_name [TD::Types::String, nil] The icon name for short filter representation.
   #   If non-empty, must be one of "All", "Unread", "Unmuted", "Bots", "Channels", "Groups", "Private", "Custom",
   #   "Setup", "Cat", "Crown", "Favorite", "Flower", "Game", "Home", "Love", "Mask", "Party", "Sport", "Study", "Trade",
   #   "Travel", "Work".
@@ -21,9 +21,9 @@ module TD::Types
   class ChatFilter < Base
     attribute :title, TD::Types::String
     attribute :icon_name, TD::Types::String.optional.default(nil)
-    attribute :pinned_chat_ids, TD::Types::Array.of(TD::Types::Integer)
-    attribute :included_chat_ids, TD::Types::Array.of(TD::Types::Integer)
-    attribute :excluded_chat_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :pinned_chat_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
+    attribute :included_chat_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
+    attribute :excluded_chat_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
     attribute :exclude_muted, TD::Types::Bool
     attribute :exclude_read, TD::Types::Bool
     attribute :exclude_archived, TD::Types::Bool
diff --git a/lib/tdlib/types/chat_filter_info.rb b/lib/tdlib/types/chat_filter_info.rb
index d1ece451..79d163ec 100644
--- a/lib/tdlib/types/chat_filter_info.rb
+++ b/lib/tdlib/types/chat_filter_info.rb
@@ -2,12 +2,12 @@ module TD::Types
   # Contains basic information about a chat filter.
   #
   # @attr id [Integer] Unique chat filter identifier.
-  # @attr title [String] The title of the filter; 1-12 characters without line feeds.
-  # @attr icon_name [String] The icon name for short filter representation.
+  # @attr title [TD::Types::String] The title of the filter; 1-12 characters without line feeds.
+  # @attr icon_name [TD::Types::String] The icon name for short filter representation.
   #   One of "All", "Unread", "Unmuted", "Bots", "Channels", "Groups", "Private", "Custom", "Setup", "Cat", "Crown",
   #   "Favorite", "Flower", "Game", "Home", "Love", "Mask", "Party", "Sport", "Study", "Trade", "Travel", "Work".
   class ChatFilterInfo < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :title, TD::Types::String
     attribute :icon_name, TD::Types::String
   end
diff --git a/lib/tdlib/types/chat_invite_link.rb b/lib/tdlib/types/chat_invite_link.rb
index 71392639..85261b06 100644
--- a/lib/tdlib/types/chat_invite_link.rb
+++ b/lib/tdlib/types/chat_invite_link.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Contains a chat invite link.
   #
-  # @attr invite_link [String] Chat invite link.
+  # @attr invite_link [TD::Types::String] Chat invite link.
   # @attr creator_user_id [Integer] User identifier of an administrator created the link.
   # @attr date [Integer] Point in time (Unix timestamp) when the link was created.
   # @attr edit_date [Integer] Point in time (Unix timestamp) when the link was last edited; 0 if never or unknown.
@@ -15,12 +15,12 @@ module TD::Types
   # @attr is_revoked [Boolean] True, if the link was revoked.
   class ChatInviteLink < Base
     attribute :invite_link, TD::Types::String
-    attribute :creator_user_id, TD::Types::Integer
-    attribute :date, TD::Types::Integer
-    attribute :edit_date, TD::Types::Integer
-    attribute :expire_date, TD::Types::Integer
-    attribute :member_limit, TD::Types::Integer
-    attribute :member_count, TD::Types::Integer
+    attribute :creator_user_id, TD::Types::Coercible::Integer
+    attribute :date, TD::Types::Coercible::Integer
+    attribute :edit_date, TD::Types::Coercible::Integer
+    attribute :expire_date, TD::Types::Coercible::Integer
+    attribute :member_limit, TD::Types::Coercible::Integer
+    attribute :member_count, TD::Types::Coercible::Integer
     attribute :is_primary, TD::Types::Bool
     attribute :is_revoked, TD::Types::Bool
   end
diff --git a/lib/tdlib/types/chat_invite_link_count.rb b/lib/tdlib/types/chat_invite_link_count.rb
index c8ea5c54..46b649c4 100644
--- a/lib/tdlib/types/chat_invite_link_count.rb
+++ b/lib/tdlib/types/chat_invite_link_count.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr invite_link_count [Integer] Number of active invite links.
   # @attr revoked_invite_link_count [Integer] Number of revoked invite links.
   class ChatInviteLinkCount < Base
-    attribute :user_id, TD::Types::Integer
-    attribute :invite_link_count, TD::Types::Integer
-    attribute :revoked_invite_link_count, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
+    attribute :invite_link_count, TD::Types::Coercible::Integer
+    attribute :revoked_invite_link_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_invite_link_info.rb b/lib/tdlib/types/chat_invite_link_info.rb
index c0a13964..ce535a84 100644
--- a/lib/tdlib/types/chat_invite_link_info.rb
+++ b/lib/tdlib/types/chat_invite_link_info.rb
@@ -5,20 +5,20 @@ module TD::Types
   # @attr accessible_for [Integer] If non-zero, the amount of time for which read access to the chat will remain
   #   available, in seconds.
   # @attr type [TD::Types::ChatType] Contains information about the type of the chat.
-  # @attr title [String] Title of the chat.
+  # @attr title [TD::Types::String] Title of the chat.
   # @attr photo [TD::Types::ChatPhotoInfo, nil] Chat photo; may be null.
   # @attr member_count [Integer] Number of members in the chat.
   # @attr member_user_ids [Array<Integer>] User identifiers of some chat members that may be known to the current user.
   # @attr is_public [Boolean] True, if the chat is a public supergroup or channel, i.e.
   #   it has a username or it is a location-based supergroup.
   class ChatInviteLinkInfo < Base
-    attribute :chat_id, TD::Types::Integer
-    attribute :accessible_for, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :accessible_for, TD::Types::Coercible::Integer
     attribute :type, TD::Types::ChatType
     attribute :title, TD::Types::String
     attribute :photo, TD::Types::ChatPhotoInfo.optional.default(nil)
-    attribute :member_count, TD::Types::Integer
-    attribute :member_user_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :member_count, TD::Types::Coercible::Integer
+    attribute :member_user_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
     attribute :is_public, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/chat_invite_link_member.rb b/lib/tdlib/types/chat_invite_link_member.rb
index f74ebea7..d79dd0aa 100644
--- a/lib/tdlib/types/chat_invite_link_member.rb
+++ b/lib/tdlib/types/chat_invite_link_member.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr user_id [Integer] User identifier.
   # @attr joined_chat_date [Integer] Point in time (Unix timestamp) when the user joined the chat.
   class ChatInviteLinkMember < Base
-    attribute :user_id, TD::Types::Integer
-    attribute :joined_chat_date, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
+    attribute :joined_chat_date, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_invite_link_members.rb b/lib/tdlib/types/chat_invite_link_members.rb
index 863ba152..a3b875f2 100644
--- a/lib/tdlib/types/chat_invite_link_members.rb
+++ b/lib/tdlib/types/chat_invite_link_members.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr total_count [Integer] Approximate total count of chat members found.
   # @attr members [Array<TD::Types::ChatInviteLinkMember>] List of chat members, joined a chat by an invite link.
   class ChatInviteLinkMembers < Base
-    attribute :total_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
     attribute :members, TD::Types::Array.of(TD::Types::ChatInviteLinkMember)
   end
 end
diff --git a/lib/tdlib/types/chat_invite_links.rb b/lib/tdlib/types/chat_invite_links.rb
index 98eecce1..406f5c79 100644
--- a/lib/tdlib/types/chat_invite_links.rb
+++ b/lib/tdlib/types/chat_invite_links.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr total_count [Integer] Approximate total count of chat invite links found.
   # @attr invite_links [Array<TD::Types::ChatInviteLink>] List of invite links.
   class ChatInviteLinks < Base
-    attribute :total_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
     attribute :invite_links, TD::Types::Array.of(TD::Types::ChatInviteLink)
   end
 end
diff --git a/lib/tdlib/types/chat_list/filter.rb b/lib/tdlib/types/chat_list/filter.rb
index beedc2cc..42e6434d 100644
--- a/lib/tdlib/types/chat_list/filter.rb
+++ b/lib/tdlib/types/chat_list/filter.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr chat_filter_id [Integer] Chat filter identifier.
   class ChatList::Filter < ChatList
-    attribute :chat_filter_id, TD::Types::Integer
+    attribute :chat_filter_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_location.rb b/lib/tdlib/types/chat_location.rb
index 0623c9d7..59c38838 100644
--- a/lib/tdlib/types/chat_location.rb
+++ b/lib/tdlib/types/chat_location.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Represents a location to which a chat is connected.
   #
   # @attr location [TD::Types::Location] The location.
-  # @attr address [String] Location address; 1-64 characters, as defined by the chat owner.
+  # @attr address [TD::Types::String] Location address; 1-64 characters, as defined by the chat owner.
   class ChatLocation < Base
     attribute :location, TD::Types::Location
     attribute :address, TD::Types::String
diff --git a/lib/tdlib/types/chat_member.rb b/lib/tdlib/types/chat_member.rb
index 55cb8753..cd39b315 100644
--- a/lib/tdlib/types/chat_member.rb
+++ b/lib/tdlib/types/chat_member.rb
@@ -13,8 +13,8 @@ module TD::Types
   #   Can be null even for a bot if the bot is not the chat member.
   class ChatMember < Base
     attribute :member_id, TD::Types::MessageSender
-    attribute :inviter_user_id, TD::Types::Integer
-    attribute :joined_chat_date, TD::Types::Integer
+    attribute :inviter_user_id, TD::Types::Coercible::Integer
+    attribute :joined_chat_date, TD::Types::Coercible::Integer
     attribute :status, TD::Types::ChatMemberStatus
     attribute :bot_info, TD::Types::BotInfo.optional.default(nil)
   end
diff --git a/lib/tdlib/types/chat_member_status/administrator.rb b/lib/tdlib/types/chat_member_status/administrator.rb
index 77afbb19..f3ec8b7e 100644
--- a/lib/tdlib/types/chat_member_status/administrator.rb
+++ b/lib/tdlib/types/chat_member_status/administrator.rb
@@ -4,8 +4,8 @@ module TD::Types
   #   members, and manage voice chats.
   # In supergroups and channels, there are more detailed options for administrator privileges.
   #
-  # @attr custom_title [String] A custom title of the administrator; 0-16 characters without emojis; applicable to
-  #   supergroups only.
+  # @attr custom_title [TD::Types::String] A custom title of the administrator; 0-16 characters without emojis;
+  #   applicable to supergroups only.
   # @attr can_be_edited [Boolean] True, if the current user can edit the administrator privileges for the called user.
   # @attr can_manage_chat [Boolean] True, if the administrator can get chat event log, get chat statistics, get message
   #   statistics in channels, get channel members, see anonymous administrators in supergroups and ignore slow mode.
diff --git a/lib/tdlib/types/chat_member_status/banned.rb b/lib/tdlib/types/chat_member_status/banned.rb
index b4aa43c2..ce0f6990 100644
--- a/lib/tdlib/types/chat_member_status/banned.rb
+++ b/lib/tdlib/types/chat_member_status/banned.rb
@@ -8,6 +8,6 @@ module TD::Types
   #   considered to be banned forever.
   #   Always 0 in basic groups.
   class ChatMemberStatus::Banned < ChatMemberStatus
-    attribute :banned_until_date, TD::Types::Integer
+    attribute :banned_until_date, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_member_status/creator.rb b/lib/tdlib/types/chat_member_status/creator.rb
index fe99b476..c6e55247 100644
--- a/lib/tdlib/types/chat_member_status/creator.rb
+++ b/lib/tdlib/types/chat_member_status/creator.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # The user is the owner of a chat and has all the administrator privileges.
   #
-  # @attr custom_title [String] A custom title of the owner; 0-16 characters without emojis; applicable to supergroups
-  #   only.
+  # @attr custom_title [TD::Types::String] A custom title of the owner; 0-16 characters without emojis; applicable to
+  #   supergroups only.
   # @attr is_anonymous [Boolean] True, if the creator isn't shown in the chat member list and sends messages
   #   anonymously; applicable to supergroups only.
   # @attr is_member [Boolean] True, if the user is a member of the chat.
diff --git a/lib/tdlib/types/chat_member_status/restricted.rb b/lib/tdlib/types/chat_member_status/restricted.rb
index c8c4a920..364891e6 100644
--- a/lib/tdlib/types/chat_member_status/restricted.rb
+++ b/lib/tdlib/types/chat_member_status/restricted.rb
@@ -10,7 +10,7 @@ module TD::Types
   # @attr permissions [TD::Types::ChatPermissions] User permissions in the chat.
   class ChatMemberStatus::Restricted < ChatMemberStatus
     attribute :is_member, TD::Types::Bool
-    attribute :restricted_until_date, TD::Types::Integer
+    attribute :restricted_until_date, TD::Types::Coercible::Integer
     attribute :permissions, TD::Types::ChatPermissions
   end
 end
diff --git a/lib/tdlib/types/chat_members.rb b/lib/tdlib/types/chat_members.rb
index 3d56da13..3726ec6f 100644
--- a/lib/tdlib/types/chat_members.rb
+++ b/lib/tdlib/types/chat_members.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr total_count [Integer] Approximate total count of chat members found.
   # @attr members [Array<TD::Types::ChatMember>] A list of chat members.
   class ChatMembers < Base
-    attribute :total_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
     attribute :members, TD::Types::Array.of(TD::Types::ChatMember)
   end
 end
diff --git a/lib/tdlib/types/chat_members_filter/mention.rb b/lib/tdlib/types/chat_members_filter/mention.rb
index c1d7c4e8..c66eaf12 100644
--- a/lib/tdlib/types/chat_members_filter/mention.rb
+++ b/lib/tdlib/types/chat_members_filter/mention.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr message_thread_id [Integer] If non-zero, the identifier of the current message thread.
   class ChatMembersFilter::Mention < ChatMembersFilter
-    attribute :message_thread_id, TD::Types::Integer
+    attribute :message_thread_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_nearby.rb b/lib/tdlib/types/chat_nearby.rb
index 83619ca2..6540eb56 100644
--- a/lib/tdlib/types/chat_nearby.rb
+++ b/lib/tdlib/types/chat_nearby.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr distance [Integer] Distance to the chat location, in meters.
   class ChatNearby < Base
-    attribute :chat_id, TD::Types::Integer
-    attribute :distance, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :distance, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_notification_settings.rb b/lib/tdlib/types/chat_notification_settings.rb
index 10b9a09a..13162562 100644
--- a/lib/tdlib/types/chat_notification_settings.rb
+++ b/lib/tdlib/types/chat_notification_settings.rb
@@ -6,7 +6,7 @@ module TD::Types
   # @attr mute_for [Integer] Time left before notifications will be unmuted, in seconds.
   # @attr use_default_sound [Boolean] If true, sound is ignored and the value for the relevant type of chat is used
   #   instead.
-  # @attr sound [String] The name of an audio file to be used for notification sounds; only applies to iOS
+  # @attr sound [TD::Types::String] The name of an audio file to be used for notification sounds; only applies to iOS
   #   applications.
   # @attr use_default_show_preview [Boolean] If true, show_preview is ignored and the value for the relevant type of
   #   chat is used instead.
@@ -21,7 +21,7 @@ module TD::Types
   #   for an ordinary unread message.
   class ChatNotificationSettings < Base
     attribute :use_default_mute_for, TD::Types::Bool
-    attribute :mute_for, TD::Types::Integer
+    attribute :mute_for, TD::Types::Coercible::Integer
     attribute :use_default_sound, TD::Types::Bool
     attribute :sound, TD::Types::String
     attribute :use_default_show_preview, TD::Types::Bool
diff --git a/lib/tdlib/types/chat_photo.rb b/lib/tdlib/types/chat_photo.rb
index 6138a35d..80fa09ea 100644
--- a/lib/tdlib/types/chat_photo.rb
+++ b/lib/tdlib/types/chat_photo.rb
@@ -7,8 +7,8 @@ module TD::Types
   # @attr sizes [Array<TD::Types::PhotoSize>] Available variants of the photo in JPEG format, in different size.
   # @attr animation [TD::Types::AnimatedChatPhoto, nil] Animated variant of the photo in MPEG4 format; may be null.
   class ChatPhoto < Base
-    attribute :id, TD::Types::Integer
-    attribute :added_date, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :added_date, TD::Types::Coercible::Integer
     attribute :minithumbnail, TD::Types::Minithumbnail.optional.default(nil)
     attribute :sizes, TD::Types::Array.of(TD::Types::PhotoSize)
     attribute :animation, TD::Types::AnimatedChatPhoto.optional.default(nil)
diff --git a/lib/tdlib/types/chat_photos.rb b/lib/tdlib/types/chat_photos.rb
index 4a5f6ae1..f608ee47 100644
--- a/lib/tdlib/types/chat_photos.rb
+++ b/lib/tdlib/types/chat_photos.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr total_count [Integer] Total number of photos.
   # @attr photos [Array<TD::Types::ChatPhoto>] List of photos.
   class ChatPhotos < Base
-    attribute :total_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
     attribute :photos, TD::Types::Array.of(TD::Types::ChatPhoto)
   end
 end
diff --git a/lib/tdlib/types/chat_position.rb b/lib/tdlib/types/chat_position.rb
index 5b2b3699..16f68b07 100644
--- a/lib/tdlib/types/chat_position.rb
+++ b/lib/tdlib/types/chat_position.rb
@@ -8,7 +8,7 @@ module TD::Types
   # @attr source [TD::Types::ChatSource, nil] Source of the chat in the chat list; may be null.
   class ChatPosition < Base
     attribute :list, TD::Types::ChatList
-    attribute :order, TD::Types::Integer
+    attribute :order, TD::Types::Coercible::Integer
     attribute :is_pinned, TD::Types::Bool
     attribute :source, TD::Types::ChatSource.optional.default(nil)
   end
diff --git a/lib/tdlib/types/chat_source/public_service_announcement.rb b/lib/tdlib/types/chat_source/public_service_announcement.rb
index 27a8978e..76366a74 100644
--- a/lib/tdlib/types/chat_source/public_service_announcement.rb
+++ b/lib/tdlib/types/chat_source/public_service_announcement.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # The chat contains a public service announcement.
   #
-  # @attr type [String] The type of the announcement.
-  # @attr text [String] The text of the announcement.
+  # @attr type [TD::Types::String] The type of the announcement.
+  # @attr text [TD::Types::String] The text of the announcement.
   class ChatSource::PublicServiceAnnouncement < ChatSource
     attribute :type, TD::Types::String
     attribute :text, TD::Types::String
diff --git a/lib/tdlib/types/chat_statistics/channel.rb b/lib/tdlib/types/chat_statistics/channel.rb
index c8a8971c..71089020 100644
--- a/lib/tdlib/types/chat_statistics/channel.rb
+++ b/lib/tdlib/types/chat_statistics/channel.rb
@@ -27,7 +27,7 @@ class ChatStatistics::Channel < ChatStatistics
     attribute :member_count, TD::Types::StatisticalValue
     attribute :mean_view_count, TD::Types::StatisticalValue
     attribute :mean_share_count, TD::Types::StatisticalValue
-    attribute :enabled_notifications_percentage, TD::Types::Float
+    attribute :enabled_notifications_percentage, TD::Types::Coercible::Float
     attribute :member_count_graph, TD::Types::StatisticalGraph
     attribute :join_graph, TD::Types::StatisticalGraph
     attribute :mute_graph, TD::Types::StatisticalGraph
diff --git a/lib/tdlib/types/chat_statistics_administrator_actions_info.rb b/lib/tdlib/types/chat_statistics_administrator_actions_info.rb
index 549c655f..fa4d0aea 100644
--- a/lib/tdlib/types/chat_statistics_administrator_actions_info.rb
+++ b/lib/tdlib/types/chat_statistics_administrator_actions_info.rb
@@ -6,9 +6,9 @@ module TD::Types
   # @attr banned_user_count [Integer] Number of users banned by the administrator.
   # @attr restricted_user_count [Integer] Number of users restricted by the administrator.
   class ChatStatisticsAdministratorActionsInfo < Base
-    attribute :user_id, TD::Types::Integer
-    attribute :deleted_message_count, TD::Types::Integer
-    attribute :banned_user_count, TD::Types::Integer
-    attribute :restricted_user_count, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
+    attribute :deleted_message_count, TD::Types::Coercible::Integer
+    attribute :banned_user_count, TD::Types::Coercible::Integer
+    attribute :restricted_user_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_statistics_inviter_info.rb b/lib/tdlib/types/chat_statistics_inviter_info.rb
index b72ce5a6..79409e0a 100644
--- a/lib/tdlib/types/chat_statistics_inviter_info.rb
+++ b/lib/tdlib/types/chat_statistics_inviter_info.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr user_id [Integer] User identifier.
   # @attr added_member_count [Integer] Number of new members invited by the user.
   class ChatStatisticsInviterInfo < Base
-    attribute :user_id, TD::Types::Integer
-    attribute :added_member_count, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
+    attribute :added_member_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_statistics_message_interaction_info.rb b/lib/tdlib/types/chat_statistics_message_interaction_info.rb
index a82e48ee..323be7e7 100644
--- a/lib/tdlib/types/chat_statistics_message_interaction_info.rb
+++ b/lib/tdlib/types/chat_statistics_message_interaction_info.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr view_count [Integer] Number of times the message was viewed.
   # @attr forward_count [Integer] Number of times the message was forwarded.
   class ChatStatisticsMessageInteractionInfo < Base
-    attribute :message_id, TD::Types::Integer
-    attribute :view_count, TD::Types::Integer
-    attribute :forward_count, TD::Types::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
+    attribute :view_count, TD::Types::Coercible::Integer
+    attribute :forward_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_statistics_message_sender_info.rb b/lib/tdlib/types/chat_statistics_message_sender_info.rb
index c4803e63..41d6c450 100644
--- a/lib/tdlib/types/chat_statistics_message_sender_info.rb
+++ b/lib/tdlib/types/chat_statistics_message_sender_info.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr sent_message_count [Integer] Number of sent messages.
   # @attr average_character_count [Integer] Average number of characters in sent messages.
   class ChatStatisticsMessageSenderInfo < Base
-    attribute :user_id, TD::Types::Integer
-    attribute :sent_message_count, TD::Types::Integer
-    attribute :average_character_count, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
+    attribute :sent_message_count, TD::Types::Coercible::Integer
+    attribute :average_character_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_type/basic_group.rb b/lib/tdlib/types/chat_type/basic_group.rb
index 2cb4aef6..dccf043e 100644
--- a/lib/tdlib/types/chat_type/basic_group.rb
+++ b/lib/tdlib/types/chat_type/basic_group.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr basic_group_id [Integer] Basic group identifier.
   class ChatType::BasicGroup < ChatType
-    attribute :basic_group_id, TD::Types::Integer
+    attribute :basic_group_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_type/private.rb b/lib/tdlib/types/chat_type/private.rb
index ad1d05d2..a88984b7 100644
--- a/lib/tdlib/types/chat_type/private.rb
+++ b/lib/tdlib/types/chat_type/private.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr user_id [Integer] User identifier.
   class ChatType::Private < ChatType
-    attribute :user_id, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_type/secret.rb b/lib/tdlib/types/chat_type/secret.rb
index b6f3cedc..735bf4f0 100644
--- a/lib/tdlib/types/chat_type/secret.rb
+++ b/lib/tdlib/types/chat_type/secret.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr secret_chat_id [Integer] Secret chat identifier.
   # @attr user_id [Integer] User identifier of the secret chat peer.
   class ChatType::Secret < ChatType
-    attribute :secret_chat_id, TD::Types::Integer
-    attribute :user_id, TD::Types::Integer
+    attribute :secret_chat_id, TD::Types::Coercible::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/chat_type/supergroup.rb b/lib/tdlib/types/chat_type/supergroup.rb
index 9850753b..825ad4a7 100644
--- a/lib/tdlib/types/chat_type/supergroup.rb
+++ b/lib/tdlib/types/chat_type/supergroup.rb
@@ -5,7 +5,7 @@ module TD::Types
   # @attr supergroup_id [Integer] Supergroup or channel identifier.
   # @attr is_channel [Boolean] True, if the supergroup is a channel.
   class ChatType::Supergroup < ChatType
-    attribute :supergroup_id, TD::Types::Integer
+    attribute :supergroup_id, TD::Types::Coercible::Integer
     attribute :is_channel, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/chats.rb b/lib/tdlib/types/chats.rb
index 5c42994e..df30c447 100644
--- a/lib/tdlib/types/chats.rb
+++ b/lib/tdlib/types/chats.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr total_count [Integer] Approximate total count of chats found.
   # @attr chat_ids [Array<Integer>] List of chat identifiers.
   class Chats < Base
-    attribute :total_count, TD::Types::Integer
-    attribute :chat_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :total_count, TD::Types::Coercible::Integer
+    attribute :chat_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/connected_website.rb b/lib/tdlib/types/connected_website.rb
index 3f4b4d88..6a1fd88b 100644
--- a/lib/tdlib/types/connected_website.rb
+++ b/lib/tdlib/types/connected_website.rb
@@ -2,23 +2,23 @@ module TD::Types
   # Contains information about one website the current user is logged in with Telegram.
   #
   # @attr id [Integer] Website identifier.
-  # @attr domain_name [String] The domain name of the website.
+  # @attr domain_name [TD::Types::String] The domain name of the website.
   # @attr bot_user_id [Integer] User identifier of a bot linked with the website.
-  # @attr browser [String] The version of a browser used to log in.
-  # @attr platform [String] Operating system the browser is running on.
+  # @attr browser [TD::Types::String] The version of a browser used to log in.
+  # @attr platform [TD::Types::String] Operating system the browser is running on.
   # @attr log_in_date [Integer] Point in time (Unix timestamp) when the user was logged in.
   # @attr last_active_date [Integer] Point in time (Unix timestamp) when obtained authorization was last used.
-  # @attr ip [String] IP address from which the user was logged in, in human-readable format.
-  # @attr location [String] Human-readable description of a country and a region, from which the user was logged in,
-  #   based on the IP address.
+  # @attr ip [TD::Types::String] IP address from which the user was logged in, in human-readable format.
+  # @attr location [TD::Types::String] Human-readable description of a country and a region, from which the user was
+  #   logged in, based on the IP address.
   class ConnectedWebsite < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :domain_name, TD::Types::String
-    attribute :bot_user_id, TD::Types::Integer
+    attribute :bot_user_id, TD::Types::Coercible::Integer
     attribute :browser, TD::Types::String
     attribute :platform, TD::Types::String
-    attribute :log_in_date, TD::Types::Integer
-    attribute :last_active_date, TD::Types::Integer
+    attribute :log_in_date, TD::Types::Coercible::Integer
+    attribute :last_active_date, TD::Types::Coercible::Integer
     attribute :ip, TD::Types::String
     attribute :location, TD::Types::String
   end
diff --git a/lib/tdlib/types/contact.rb b/lib/tdlib/types/contact.rb
index f9931e0a..01f25662 100644
--- a/lib/tdlib/types/contact.rb
+++ b/lib/tdlib/types/contact.rb
@@ -1,16 +1,16 @@
 module TD::Types
   # Describes a user contact.
   #
-  # @attr phone_number [String] Phone number of the user.
-  # @attr first_name [String] First name of the user; 1-255 characters in length.
-  # @attr last_name [String] Last name of the user.
-  # @attr vcard [String] Additional data about the user in a form of vCard; 0-2048 bytes in length.
+  # @attr phone_number [TD::Types::String] Phone number of the user.
+  # @attr first_name [TD::Types::String] First name of the user; 1-255 characters in length.
+  # @attr last_name [TD::Types::String] Last name of the user.
+  # @attr vcard [TD::Types::String] Additional data about the user in a form of vCard; 0-2048 bytes in length.
   # @attr user_id [Integer] Identifier of the user, if known; otherwise 0.
   class Contact < Base
     attribute :phone_number, TD::Types::String
     attribute :first_name, TD::Types::String
     attribute :last_name, TD::Types::String
     attribute :vcard, TD::Types::String
-    attribute :user_id, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/count.rb b/lib/tdlib/types/count.rb
index f2a383b1..ebf36cda 100644
--- a/lib/tdlib/types/count.rb
+++ b/lib/tdlib/types/count.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr count [Integer] Count.
   class Count < Base
-    attribute :count, TD::Types::Integer
+    attribute :count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/country_info.rb b/lib/tdlib/types/country_info.rb
index 1c2367e4..f3155619 100644
--- a/lib/tdlib/types/country_info.rb
+++ b/lib/tdlib/types/country_info.rb
@@ -1,11 +1,11 @@
 module TD::Types
   # Contains information about a country.
   #
-  # @attr country_code [String] A two-letter ISO 3166-1 alpha-2 country code.
-  # @attr name [String] Native name of the country.
-  # @attr english_name [String] English name of the country.
+  # @attr country_code [TD::Types::String] A two-letter ISO 3166-1 alpha-2 country code.
+  # @attr name [TD::Types::String] Native name of the country.
+  # @attr english_name [TD::Types::String] English name of the country.
   # @attr is_hidden [Boolean] True, if the country should be hidden from the list of all countries.
-  # @attr calling_codes [Array<String>] List of country calling codes.
+  # @attr calling_codes [Array<TD::Types::String>] List of country calling codes.
   class CountryInfo < Base
     attribute :country_code, TD::Types::String
     attribute :name, TD::Types::String
diff --git a/lib/tdlib/types/custom_request_result.rb b/lib/tdlib/types/custom_request_result.rb
index da77b243..02b1190a 100644
--- a/lib/tdlib/types/custom_request_result.rb
+++ b/lib/tdlib/types/custom_request_result.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Contains the result of a custom request.
   #
-  # @attr result [String] A JSON-serialized result.
+  # @attr result [TD::Types::String] A JSON-serialized result.
   class CustomRequestResult < Base
     attribute :result, TD::Types::String
   end
diff --git a/lib/tdlib/types/database_statistics.rb b/lib/tdlib/types/database_statistics.rb
index db028abd..c394e5ce 100644
--- a/lib/tdlib/types/database_statistics.rb
+++ b/lib/tdlib/types/database_statistics.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Contains database statistics.
   #
-  # @attr statistics [String] Database statistics in an unspecified human-readable format.
+  # @attr statistics [TD::Types::String] Database statistics in an unspecified human-readable format.
   class DatabaseStatistics < Base
     attribute :statistics, TD::Types::String
   end
diff --git a/lib/tdlib/types/date.rb b/lib/tdlib/types/date.rb
index c812828c..4038fede 100644
--- a/lib/tdlib/types/date.rb
+++ b/lib/tdlib/types/date.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr month [Integer] Month; 1-12.
   # @attr year [Integer] Year; 1-9999.
   class Date < Base
-    attribute :day, TD::Types::Integer
-    attribute :month, TD::Types::Integer
-    attribute :year, TD::Types::Integer
+    attribute :day, TD::Types::Coercible::Integer
+    attribute :month, TD::Types::Coercible::Integer
+    attribute :year, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/date_range.rb b/lib/tdlib/types/date_range.rb
index f1c38a4a..d366db75 100644
--- a/lib/tdlib/types/date_range.rb
+++ b/lib/tdlib/types/date_range.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr start_date [Integer] Point in time (Unix timestamp) at which the date range begins.
   # @attr end_date [Integer] Point in time (Unix timestamp) at which the date range ends.
   class DateRange < Base
-    attribute :start_date, TD::Types::Integer
-    attribute :end_date, TD::Types::Integer
+    attribute :start_date, TD::Types::Coercible::Integer
+    attribute :end_date, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/dated_file.rb b/lib/tdlib/types/dated_file.rb
index cab77268..6635c253 100644
--- a/lib/tdlib/types/dated_file.rb
+++ b/lib/tdlib/types/dated_file.rb
@@ -5,6 +5,6 @@ module TD::Types
   # @attr date [Integer] Point in time (Unix timestamp) when the file was uploaded.
   class DatedFile < Base
     attribute :file, TD::Types::File
-    attribute :date, TD::Types::Integer
+    attribute :date, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/device_token/apple_push.rb b/lib/tdlib/types/device_token/apple_push.rb
index e8cfe5a8..c95c17c7 100644
--- a/lib/tdlib/types/device_token/apple_push.rb
+++ b/lib/tdlib/types/device_token/apple_push.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A token for Apple Push Notification service.
   #
-  # @attr device_token [String, nil] Device token; may be empty to de-register a device.
+  # @attr device_token [TD::Types::String, nil] Device token; may be empty to de-register a device.
   # @attr is_app_sandbox [Boolean] True, if App Sandbox is enabled.
   class DeviceToken::ApplePush < DeviceToken
     attribute :device_token, TD::Types::String.optional.default(nil)
diff --git a/lib/tdlib/types/device_token/apple_push_vo_ip.rb b/lib/tdlib/types/device_token/apple_push_vo_ip.rb
index 6f26d8f6..87160ad6 100644
--- a/lib/tdlib/types/device_token/apple_push_vo_ip.rb
+++ b/lib/tdlib/types/device_token/apple_push_vo_ip.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A token for Apple Push Notification service VoIP notifications.
   #
-  # @attr device_token [String, nil] Device token; may be empty to de-register a device.
+  # @attr device_token [TD::Types::String, nil] Device token; may be empty to de-register a device.
   # @attr is_app_sandbox [Boolean] True, if App Sandbox is enabled.
   # @attr encrypt [Boolean] True, if push notifications should be additionally encrypted.
   class DeviceToken::ApplePushVoIP < DeviceToken
diff --git a/lib/tdlib/types/device_token/black_berry_push.rb b/lib/tdlib/types/device_token/black_berry_push.rb
index 36bd80ff..6b405513 100644
--- a/lib/tdlib/types/device_token/black_berry_push.rb
+++ b/lib/tdlib/types/device_token/black_berry_push.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A token for BlackBerry Push Service.
   #
-  # @attr token [String, nil] Token; may be empty to de-register a device.
+  # @attr token [TD::Types::String, nil] Token; may be empty to de-register a device.
   class DeviceToken::BlackBerryPush < DeviceToken
     attribute :token, TD::Types::String.optional.default(nil)
   end
diff --git a/lib/tdlib/types/device_token/firebase_cloud_messaging.rb b/lib/tdlib/types/device_token/firebase_cloud_messaging.rb
index f7f32bab..0749e987 100644
--- a/lib/tdlib/types/device_token/firebase_cloud_messaging.rb
+++ b/lib/tdlib/types/device_token/firebase_cloud_messaging.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A token for Firebase Cloud Messaging.
   #
-  # @attr token [String, nil] Device registration token; may be empty to de-register a device.
+  # @attr token [TD::Types::String, nil] Device registration token; may be empty to de-register a device.
   # @attr encrypt [Boolean] True, if push notifications should be additionally encrypted.
   class DeviceToken::FirebaseCloudMessaging < DeviceToken
     attribute :token, TD::Types::String.optional.default(nil)
diff --git a/lib/tdlib/types/device_token/microsoft_push.rb b/lib/tdlib/types/device_token/microsoft_push.rb
index 118a771f..a5395d81 100644
--- a/lib/tdlib/types/device_token/microsoft_push.rb
+++ b/lib/tdlib/types/device_token/microsoft_push.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A token for Microsoft Push Notification Service.
   #
-  # @attr channel_uri [String, nil] Push notification channel URI; may be empty to de-register a device.
+  # @attr channel_uri [TD::Types::String, nil] Push notification channel URI; may be empty to de-register a device.
   class DeviceToken::MicrosoftPush < DeviceToken
     attribute :channel_uri, TD::Types::String.optional.default(nil)
   end
diff --git a/lib/tdlib/types/device_token/microsoft_push_vo_ip.rb b/lib/tdlib/types/device_token/microsoft_push_vo_ip.rb
index 3f4c4960..99798dbb 100644
--- a/lib/tdlib/types/device_token/microsoft_push_vo_ip.rb
+++ b/lib/tdlib/types/device_token/microsoft_push_vo_ip.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A token for Microsoft Push Notification Service VoIP channel.
   #
-  # @attr channel_uri [String, nil] Push notification channel URI; may be empty to de-register a device.
+  # @attr channel_uri [TD::Types::String, nil] Push notification channel URI; may be empty to de-register a device.
   class DeviceToken::MicrosoftPushVoIP < DeviceToken
     attribute :channel_uri, TD::Types::String.optional.default(nil)
   end
diff --git a/lib/tdlib/types/device_token/simple_push.rb b/lib/tdlib/types/device_token/simple_push.rb
index fce65bfc..f5d52242 100644
--- a/lib/tdlib/types/device_token/simple_push.rb
+++ b/lib/tdlib/types/device_token/simple_push.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # A token for Simple Push API for Firefox OS.
   #
-  # @attr endpoint [String, nil] Absolute URL exposed by the push service where the application server can send push
-  #   messages; may be empty to de-register a device.
+  # @attr endpoint [TD::Types::String, nil] Absolute URL exposed by the push service where the application server can
+  #   send push messages; may be empty to de-register a device.
   class DeviceToken::SimplePush < DeviceToken
     attribute :endpoint, TD::Types::String.optional.default(nil)
   end
diff --git a/lib/tdlib/types/device_token/tizen_push.rb b/lib/tdlib/types/device_token/tizen_push.rb
index 6746bec4..55556a58 100644
--- a/lib/tdlib/types/device_token/tizen_push.rb
+++ b/lib/tdlib/types/device_token/tizen_push.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A token for Tizen Push Service.
   #
-  # @attr reg_id [String, nil] Push service registration identifier; may be empty to de-register a device.
+  # @attr reg_id [TD::Types::String, nil] Push service registration identifier; may be empty to de-register a device.
   class DeviceToken::TizenPush < DeviceToken
     attribute :reg_id, TD::Types::String.optional.default(nil)
   end
diff --git a/lib/tdlib/types/device_token/ubuntu_push.rb b/lib/tdlib/types/device_token/ubuntu_push.rb
index a17cc16e..77080746 100644
--- a/lib/tdlib/types/device_token/ubuntu_push.rb
+++ b/lib/tdlib/types/device_token/ubuntu_push.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A token for Ubuntu Push Client service.
   #
-  # @attr token [String, nil] Token; may be empty to de-register a device.
+  # @attr token [TD::Types::String, nil] Token; may be empty to de-register a device.
   class DeviceToken::UbuntuPush < DeviceToken
     attribute :token, TD::Types::String.optional.default(nil)
   end
diff --git a/lib/tdlib/types/device_token/web_push.rb b/lib/tdlib/types/device_token/web_push.rb
index 5c2888ed..c0d5c1af 100644
--- a/lib/tdlib/types/device_token/web_push.rb
+++ b/lib/tdlib/types/device_token/web_push.rb
@@ -1,10 +1,10 @@
 module TD::Types
   # A token for web Push API.
   #
-  # @attr endpoint [String, nil] Absolute URL exposed by the push service where the application server can send push
-  #   messages; may be empty to de-register a device.
-  # @attr p256dh_base64url [String] Base64url-encoded P-256 elliptic curve Diffie-Hellman public key.
-  # @attr auth_base64url [String] Base64url-encoded authentication secret.
+  # @attr endpoint [TD::Types::String, nil] Absolute URL exposed by the push service where the application server can
+  #   send push messages; may be empty to de-register a device.
+  # @attr p256dh_base64url [TD::Types::String] Base64url-encoded P-256 elliptic curve Diffie-Hellman public key.
+  # @attr auth_base64url [TD::Types::String] Base64url-encoded authentication secret.
   class DeviceToken::WebPush < DeviceToken
     attribute :endpoint, TD::Types::String.optional.default(nil)
     attribute :p256dh_base64url, TD::Types::String
diff --git a/lib/tdlib/types/device_token/windows_push.rb b/lib/tdlib/types/device_token/windows_push.rb
index 8e285f9a..132a2e55 100644
--- a/lib/tdlib/types/device_token/windows_push.rb
+++ b/lib/tdlib/types/device_token/windows_push.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # A token for Windows Push Notification Services.
   #
-  # @attr access_token [String, nil] The access token that will be used to send notifications; may be empty to
-  #   de-register a device.
+  # @attr access_token [TD::Types::String, nil] The access token that will be used to send notifications; may be empty
+  #   to de-register a device.
   class DeviceToken::WindowsPush < DeviceToken
     attribute :access_token, TD::Types::String.optional.default(nil)
   end
diff --git a/lib/tdlib/types/document.rb b/lib/tdlib/types/document.rb
index ebcf4e39..b7ff492b 100644
--- a/lib/tdlib/types/document.rb
+++ b/lib/tdlib/types/document.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # Describes a document of any type.
   #
-  # @attr file_name [String] Original name of the file; as defined by the sender.
-  # @attr mime_type [String] MIME type of the file; as defined by the sender.
+  # @attr file_name [TD::Types::String] Original name of the file; as defined by the sender.
+  # @attr mime_type [TD::Types::String] MIME type of the file; as defined by the sender.
   # @attr minithumbnail [TD::Types::Minithumbnail, nil] Document minithumbnail; may be null.
   # @attr thumbnail [TD::Types::Thumbnail, nil] Document thumbnail in JPEG or PNG format (PNG will be used only for
   #   background patterns); as defined by the sender; may be null.
diff --git a/lib/tdlib/types/draft_message.rb b/lib/tdlib/types/draft_message.rb
index f2d70a8d..cb441eea 100644
--- a/lib/tdlib/types/draft_message.rb
+++ b/lib/tdlib/types/draft_message.rb
@@ -6,8 +6,8 @@ module TD::Types
   # @attr input_message_text [TD::Types::InputMessageContent] Content of the message draft; this should always be of
   #   type inputMessageText.
   class DraftMessage < Base
-    attribute :reply_to_message_id, TD::Types::Integer
-    attribute :date, TD::Types::Integer
+    attribute :reply_to_message_id, TD::Types::Coercible::Integer
+    attribute :date, TD::Types::Coercible::Integer
     attribute :input_message_text, TD::Types::InputMessageContent
   end
 end
diff --git a/lib/tdlib/types/email_address_authentication_code_info.rb b/lib/tdlib/types/email_address_authentication_code_info.rb
index c3a14b25..c27bf5c6 100644
--- a/lib/tdlib/types/email_address_authentication_code_info.rb
+++ b/lib/tdlib/types/email_address_authentication_code_info.rb
@@ -1,10 +1,11 @@
 module TD::Types
   # Information about the email address authentication code that was sent.
   #
-  # @attr email_address_pattern [String] Pattern of the email address to which an authentication code was sent.
+  # @attr email_address_pattern [TD::Types::String] Pattern of the email address to which an authentication code was
+  #   sent.
   # @attr length [Integer] Length of the code; 0 if unknown.
   class EmailAddressAuthenticationCodeInfo < Base
     attribute :email_address_pattern, TD::Types::String
-    attribute :length, TD::Types::Integer
+    attribute :length, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/emojis.rb b/lib/tdlib/types/emojis.rb
index 2a976002..b5fc874f 100644
--- a/lib/tdlib/types/emojis.rb
+++ b/lib/tdlib/types/emojis.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents a list of emoji.
   #
-  # @attr emojis [Array<String>] List of emojis.
+  # @attr emojis [Array<TD::Types::String>] List of emojis.
   class Emojis < Base
     attribute :emojis, TD::Types::Array.of(TD::Types::String)
   end
diff --git a/lib/tdlib/types/encrypted_credentials.rb b/lib/tdlib/types/encrypted_credentials.rb
index e52df011..a7f93354 100644
--- a/lib/tdlib/types/encrypted_credentials.rb
+++ b/lib/tdlib/types/encrypted_credentials.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr hash [String] The decrypted data hash.
   # @attr secret [String] Secret for data decryption, encrypted with the service's public key.
   class EncryptedCredentials < Base
-    attribute :data, TD::Types::String
-    attribute :hash, TD::Types::String
-    attribute :secret, TD::Types::String
+    attribute :data, TD::Types::Coercible::String
+    attribute :hash, TD::Types::Coercible::String
+    attribute :secret, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/encrypted_passport_element.rb b/lib/tdlib/types/encrypted_passport_element.rb
index 4df05452..69f76b7c 100644
--- a/lib/tdlib/types/encrypted_passport_element.rb
+++ b/lib/tdlib/types/encrypted_passport_element.rb
@@ -9,11 +9,11 @@ module TD::Types
   # @attr translation [Array<TD::Types::DatedFile>] List of files containing a certified English translation of the
   #   document.
   # @attr files [Array<TD::Types::DatedFile>] List of attached files.
-  # @attr value [String] Unencrypted data, phone number or email address.
-  # @attr hash [String] Hash of the entire element.
+  # @attr value [TD::Types::String] Unencrypted data, phone number or email address.
+  # @attr hash [TD::Types::String] Hash of the entire element.
   class EncryptedPassportElement < Base
     attribute :type, TD::Types::PassportElementType
-    attribute :data, TD::Types::String
+    attribute :data, TD::Types::Coercible::String
     attribute :front_side, TD::Types::DatedFile
     attribute :reverse_side, TD::Types::DatedFile.optional.default(nil)
     attribute :selfie, TD::Types::DatedFile.optional.default(nil)
diff --git a/lib/tdlib/types/error.rb b/lib/tdlib/types/error.rb
index c2b01798..fd73be68 100644
--- a/lib/tdlib/types/error.rb
+++ b/lib/tdlib/types/error.rb
@@ -4,9 +4,9 @@ module TD::Types
   # @attr code [Integer] Error code; subject to future changes.
   #   If the error code is 406, the error message must not be processed in any way and must not be displayed to the
   #   user.
-  # @attr message [String] Error message; subject to future changes.
+  # @attr message [TD::Types::String] Error message; subject to future changes.
   class Error < Base
-    attribute :code, TD::Types::Integer
+    attribute :code, TD::Types::Coercible::Integer
     attribute :message, TD::Types::String
   end
 end
diff --git a/lib/tdlib/types/file.rb b/lib/tdlib/types/file.rb
index ae7b68b9..97b9479d 100644
--- a/lib/tdlib/types/file.rb
+++ b/lib/tdlib/types/file.rb
@@ -9,9 +9,9 @@ module TD::Types
   # @attr local [TD::Types::LocalFile] Information about the local copy of the file.
   # @attr remote [TD::Types::RemoteFile] Information about the remote copy of the file.
   class File < Base
-    attribute :id, TD::Types::Integer
-    attribute :size, TD::Types::Integer
-    attribute :expected_size, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :size, TD::Types::Coercible::Integer
+    attribute :expected_size, TD::Types::Coercible::Integer
     attribute :local, TD::Types::LocalFile
     attribute :remote, TD::Types::RemoteFile
   end
diff --git a/lib/tdlib/types/file_part.rb b/lib/tdlib/types/file_part.rb
index 80223d01..84f4d37c 100644
--- a/lib/tdlib/types/file_part.rb
+++ b/lib/tdlib/types/file_part.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr data [String] File bytes.
   class FilePart < Base
-    attribute :data, TD::Types::String
+    attribute :data, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/formatted_text.rb b/lib/tdlib/types/formatted_text.rb
index 53a1597f..3dacae6c 100644
--- a/lib/tdlib/types/formatted_text.rb
+++ b/lib/tdlib/types/formatted_text.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A text with some entities.
   #
-  # @attr text [String] The text.
+  # @attr text [TD::Types::String] The text.
   # @attr entities [Array<TD::Types::TextEntity>] Entities contained in the text.
   #   Entities can be nested, but must not mutually intersect with each other.
   #   Pre, Code and PreCode entities can't contain other entities.
diff --git a/lib/tdlib/types/found_messages.rb b/lib/tdlib/types/found_messages.rb
index 938fe312..b888f6a7 100644
--- a/lib/tdlib/types/found_messages.rb
+++ b/lib/tdlib/types/found_messages.rb
@@ -3,10 +3,10 @@ module TD::Types
   #
   # @attr total_count [Integer] Approximate total count of messages found; -1 if unknown.
   # @attr messages [Array<TD::Types::Message>] List of messages.
-  # @attr next_offset [String] The offset for the next request.
+  # @attr next_offset [TD::Types::String] The offset for the next request.
   #   If empty, there are no more results.
   class FoundMessages < Base
-    attribute :total_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
     attribute :messages, TD::Types::Array.of(TD::Types::Message)
     attribute :next_offset, TD::Types::String
   end
diff --git a/lib/tdlib/types/game.rb b/lib/tdlib/types/game.rb
index 9207db18..8c9b22ce 100644
--- a/lib/tdlib/types/game.rb
+++ b/lib/tdlib/types/game.rb
@@ -2,15 +2,15 @@ module TD::Types
   # Describes a game.
   #
   # @attr id [Integer] Game ID.
-  # @attr short_name [String] Game short name.
+  # @attr short_name [TD::Types::String] Game short name.
   #   To share a game use the URL https://t.me/{bot_username}?game={game_short_name}.
-  # @attr title [String] Game title.
+  # @attr title [TD::Types::String] Game title.
   # @attr text [TD::Types::FormattedText] Game text, usually containing scoreboards for a game.
-  # @attr description [String] Game description.
+  # @attr description [TD::Types::String] Game description.
   # @attr photo [TD::Types::Photo] Game photo.
   # @attr animation [TD::Types::Animation, nil] Game animation; may be null.
   class Game < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :short_name, TD::Types::String
     attribute :title, TD::Types::String
     attribute :text, TD::Types::FormattedText
diff --git a/lib/tdlib/types/game_high_score.rb b/lib/tdlib/types/game_high_score.rb
index 748515a0..2b06328f 100644
--- a/lib/tdlib/types/game_high_score.rb
+++ b/lib/tdlib/types/game_high_score.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr user_id [Integer] User identifier.
   # @attr score [Integer] User score.
   class GameHighScore < Base
-    attribute :position, TD::Types::Integer
-    attribute :user_id, TD::Types::Integer
-    attribute :score, TD::Types::Integer
+    attribute :position, TD::Types::Coercible::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
+    attribute :score, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/group_call.rb b/lib/tdlib/types/group_call.rb
index 69210c60..9fdb5b29 100644
--- a/lib/tdlib/types/group_call.rb
+++ b/lib/tdlib/types/group_call.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Describes a group call.
   #
   # @attr id [Integer] Group call identifier.
-  # @attr title [String] Group call title.
+  # @attr title [TD::Types::String] Group call title.
   # @attr scheduled_start_date [Integer] Point in time (Unix timestamp) when the group call is supposed to be started
   #   by an administrator; 0 if it is already active or was ended.
   # @attr enabled_start_notification [Boolean] True, if the group call is scheduled and the current user will receive a
@@ -23,20 +23,20 @@ module TD::Types
   #   recording goes on.
   # @attr duration [Integer] Call duration; for ended calls only.
   class GroupCall < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :title, TD::Types::String
-    attribute :scheduled_start_date, TD::Types::Integer
+    attribute :scheduled_start_date, TD::Types::Coercible::Integer
     attribute :enabled_start_notification, TD::Types::Bool
     attribute :is_active, TD::Types::Bool
     attribute :is_joined, TD::Types::Bool
     attribute :need_rejoin, TD::Types::Bool
     attribute :can_be_managed, TD::Types::Bool
-    attribute :participant_count, TD::Types::Integer
+    attribute :participant_count, TD::Types::Coercible::Integer
     attribute :loaded_all_participants, TD::Types::Bool
     attribute :recent_speakers, TD::Types::Array.of(TD::Types::GroupCallRecentSpeaker)
     attribute :mute_new_participants, TD::Types::Bool
     attribute :can_change_mute_new_participants, TD::Types::Bool
-    attribute :record_duration, TD::Types::Integer
-    attribute :duration, TD::Types::Integer
+    attribute :record_duration, TD::Types::Coercible::Integer
+    attribute :duration, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/group_call_id.rb b/lib/tdlib/types/group_call_id.rb
index 327dcacb..e25e3ad2 100644
--- a/lib/tdlib/types/group_call_id.rb
+++ b/lib/tdlib/types/group_call_id.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr id [Integer] Group call identifier.
   class GroupCallId < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/group_call_join_response_candidate.rb b/lib/tdlib/types/group_call_join_response_candidate.rb
index 428ffe50..c4e04292 100644
--- a/lib/tdlib/types/group_call_join_response_candidate.rb
+++ b/lib/tdlib/types/group_call_join_response_candidate.rb
@@ -1,19 +1,19 @@
 module TD::Types
   # Describes a join response candidate for interaction with tgcalls.
   #
-  # @attr port [String] Value of the field port.
-  # @attr protocol [String] Value of the field protocol.
-  # @attr network [String] Value of the field network.
-  # @attr generation [String] Value of the field generation.
-  # @attr id [String] Value of the field id.
-  # @attr component [String] Value of the field component.
-  # @attr foundation [String] Value of the field foundation.
-  # @attr priority [String] Value of the field priority.
-  # @attr ip [String] Value of the field ip.
-  # @attr type [String] Value of the field type.
-  # @attr tcp_type [String] Value of the field tcp_type.
-  # @attr rel_addr [String] Value of the field rel_addr.
-  # @attr rel_port [String] Value of the field rel_port.
+  # @attr port [TD::Types::String] Value of the field port.
+  # @attr protocol [TD::Types::String] Value of the field protocol.
+  # @attr network [TD::Types::String] Value of the field network.
+  # @attr generation [TD::Types::String] Value of the field generation.
+  # @attr id [TD::Types::String] Value of the field id.
+  # @attr component [TD::Types::String] Value of the field component.
+  # @attr foundation [TD::Types::String] Value of the field foundation.
+  # @attr priority [TD::Types::String] Value of the field priority.
+  # @attr ip [TD::Types::String] Value of the field ip.
+  # @attr type [TD::Types::String] Value of the field type.
+  # @attr tcp_type [TD::Types::String] Value of the field tcp_type.
+  # @attr rel_addr [TD::Types::String] Value of the field rel_addr.
+  # @attr rel_port [TD::Types::String] Value of the field rel_port.
   class GroupCallJoinResponseCandidate < Base
     attribute :port, TD::Types::String
     attribute :protocol, TD::Types::String
diff --git a/lib/tdlib/types/group_call_participant.rb b/lib/tdlib/types/group_call_participant.rb
index c072a227..b21ad7e3 100644
--- a/lib/tdlib/types/group_call_participant.rb
+++ b/lib/tdlib/types/group_call_participant.rb
@@ -3,7 +3,7 @@ module TD::Types
   #
   # @attr participant_id [TD::Types::MessageSender] Identifier of the group call participant.
   # @attr source [Integer] User's synchronization source.
-  # @attr bio [String] The participant user's bio or the participant chat's description.
+  # @attr bio [TD::Types::String] The participant user's bio or the participant chat's description.
   # @attr is_current_user [Boolean] True, if the participant is the current user.
   # @attr is_speaking [Boolean] True, if the participant is speaking as set by setGroupCallParticipantIsSpeaking.
   # @attr is_hand_raised [Boolean] True, if the participant hand is raised.
@@ -17,13 +17,13 @@ module TD::Types
   # @attr is_muted_for_current_user [Boolean] True, if the participant is muted for the current user.
   # @attr can_unmute_self [Boolean] True, if the participant is muted for all users, but can unmute themself.
   # @attr volume_level [Integer] Participant's volume level; 1-20000 in hundreds of percents.
-  # @attr order [String] User's order in the group call participant list.
+  # @attr order [TD::Types::String] User's order in the group call participant list.
   #   Orders must be compared lexicographically.
   #   The bigger is order, the higher is user in the list.
   #   If order is empty, the user must be removed from the participant list.
   class GroupCallParticipant < Base
     attribute :participant_id, TD::Types::MessageSender
-    attribute :source, TD::Types::Integer
+    attribute :source, TD::Types::Coercible::Integer
     attribute :bio, TD::Types::String
     attribute :is_current_user, TD::Types::Bool
     attribute :is_speaking, TD::Types::Bool
@@ -35,7 +35,7 @@ class GroupCallParticipant < Base
     attribute :is_muted_for_all_users, TD::Types::Bool
     attribute :is_muted_for_current_user, TD::Types::Bool
     attribute :can_unmute_self, TD::Types::Bool
-    attribute :volume_level, TD::Types::Integer
+    attribute :volume_level, TD::Types::Coercible::Integer
     attribute :order, TD::Types::String
   end
 end
diff --git a/lib/tdlib/types/group_call_payload.rb b/lib/tdlib/types/group_call_payload.rb
index 1b025132..9ad17f7b 100644
--- a/lib/tdlib/types/group_call_payload.rb
+++ b/lib/tdlib/types/group_call_payload.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # Describes a payload for interaction with tgcalls.
   #
-  # @attr ufrag [String] Value of the field ufrag.
-  # @attr pwd [String] Value of the field pwd.
+  # @attr ufrag [TD::Types::String] Value of the field ufrag.
+  # @attr pwd [TD::Types::String] Value of the field pwd.
   # @attr fingerprints [Array<TD::Types::GroupCallPayloadFingerprint>] The list of fingerprints.
   class GroupCallPayload < Base
     attribute :ufrag, TD::Types::String
diff --git a/lib/tdlib/types/group_call_payload_fingerprint.rb b/lib/tdlib/types/group_call_payload_fingerprint.rb
index 4b33a180..0ec1a7ff 100644
--- a/lib/tdlib/types/group_call_payload_fingerprint.rb
+++ b/lib/tdlib/types/group_call_payload_fingerprint.rb
@@ -1,9 +1,9 @@
 module TD::Types
   # Describes a payload fingerprint for interaction with tgcalls.
   #
-  # @attr hash [String] Value of the field hash.
-  # @attr setup [String] Value of the field setup.
-  # @attr fingerprint [String] Value of the field fingerprint.
+  # @attr hash [TD::Types::String] Value of the field hash.
+  # @attr setup [TD::Types::String] Value of the field setup.
+  # @attr fingerprint [TD::Types::String] Value of the field fingerprint.
   class GroupCallPayloadFingerprint < Base
     attribute :hash, TD::Types::String
     attribute :setup, TD::Types::String
diff --git a/lib/tdlib/types/hashtags.rb b/lib/tdlib/types/hashtags.rb
index 423f2b64..f512fa94 100644
--- a/lib/tdlib/types/hashtags.rb
+++ b/lib/tdlib/types/hashtags.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Contains a list of hashtags.
   #
-  # @attr hashtags [Array<String>] A list of hashtags.
+  # @attr hashtags [Array<TD::Types::String>] A list of hashtags.
   class Hashtags < Base
     attribute :hashtags, TD::Types::Array.of(TD::Types::String)
   end
diff --git a/lib/tdlib/types/http_url.rb b/lib/tdlib/types/http_url.rb
index b37f0965..0c70bfe0 100644
--- a/lib/tdlib/types/http_url.rb
+++ b/lib/tdlib/types/http_url.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Contains an HTTP URL.
   #
-  # @attr url [String] The URL.
+  # @attr url [TD::Types::String] The URL.
   class HttpUrl < Base
     attribute :url, TD::Types::String
   end
diff --git a/lib/tdlib/types/identity_document.rb b/lib/tdlib/types/identity_document.rb
index 1eb911ab..8ac33fc7 100644
--- a/lib/tdlib/types/identity_document.rb
+++ b/lib/tdlib/types/identity_document.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # An identity document.
   #
-  # @attr number [String] Document number; 1-24 characters.
+  # @attr number [TD::Types::String] Document number; 1-24 characters.
   # @attr expiry_date [TD::Types::Date, nil] Document expiry date; may be null.
   # @attr front_side [TD::Types::DatedFile] Front side of the document.
   # @attr reverse_side [TD::Types::DatedFile] Reverse side of the document; only for driver license and identity card.
diff --git a/lib/tdlib/types/imported_contacts.rb b/lib/tdlib/types/imported_contacts.rb
index 3a30250a..ab4f3535 100644
--- a/lib/tdlib/types/imported_contacts.rb
+++ b/lib/tdlib/types/imported_contacts.rb
@@ -6,7 +6,7 @@ module TD::Types
   # @attr importer_count [Array<Integer>] The number of users that imported the corresponding contact; 0 for already
   #   registered users or if unavailable.
   class ImportedContacts < Base
-    attribute :user_ids, TD::Types::Array.of(TD::Types::Integer)
-    attribute :importer_count, TD::Types::Array.of(TD::Types::Integer)
+    attribute :user_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
+    attribute :importer_count, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/inline_keyboard_button.rb b/lib/tdlib/types/inline_keyboard_button.rb
index dce9969d..7ee77593 100644
--- a/lib/tdlib/types/inline_keyboard_button.rb
+++ b/lib/tdlib/types/inline_keyboard_button.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents a single button in an inline keyboard.
   #
-  # @attr text [String] Text of the button.
+  # @attr text [TD::Types::String] Text of the button.
   # @attr type [TD::Types::InlineKeyboardButtonType] Type of the button.
   class InlineKeyboardButton < Base
     attribute :text, TD::Types::String
diff --git a/lib/tdlib/types/inline_keyboard_button_type/callback.rb b/lib/tdlib/types/inline_keyboard_button_type/callback.rb
index 3268b72b..90e58d17 100644
--- a/lib/tdlib/types/inline_keyboard_button_type/callback.rb
+++ b/lib/tdlib/types/inline_keyboard_button_type/callback.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr data [String] Data to be sent to the bot via a callback query.
   class InlineKeyboardButtonType::Callback < InlineKeyboardButtonType
-    attribute :data, TD::Types::String
+    attribute :data, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/inline_keyboard_button_type/callback_with_password.rb b/lib/tdlib/types/inline_keyboard_button_type/callback_with_password.rb
index 9157714a..31c87c3f 100644
--- a/lib/tdlib/types/inline_keyboard_button_type/callback_with_password.rb
+++ b/lib/tdlib/types/inline_keyboard_button_type/callback_with_password.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr data [String] Data to be sent to the bot via a callback query.
   class InlineKeyboardButtonType::CallbackWithPassword < InlineKeyboardButtonType
-    attribute :data, TD::Types::String
+    attribute :data, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/inline_keyboard_button_type/login_url.rb b/lib/tdlib/types/inline_keyboard_button_type/login_url.rb
index b0789575..48299a91 100644
--- a/lib/tdlib/types/inline_keyboard_button_type/login_url.rb
+++ b/lib/tdlib/types/inline_keyboard_button_type/login_url.rb
@@ -1,12 +1,12 @@
 module TD::Types
   # A button that opens a specified URL and automatically authorize the current user if allowed to do so.
   #
-  # @attr url [String] An HTTP URL to open.
+  # @attr url [TD::Types::String] An HTTP URL to open.
   # @attr id [Integer] Unique button identifier.
-  # @attr forward_text [String] If non-empty, new text of the button in forwarded messages.
+  # @attr forward_text [TD::Types::String] If non-empty, new text of the button in forwarded messages.
   class InlineKeyboardButtonType::LoginUrl < InlineKeyboardButtonType
     attribute :url, TD::Types::String
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :forward_text, TD::Types::String
   end
 end
diff --git a/lib/tdlib/types/inline_keyboard_button_type/switch_inline.rb b/lib/tdlib/types/inline_keyboard_button_type/switch_inline.rb
index f0113c6f..8c9889c6 100644
--- a/lib/tdlib/types/inline_keyboard_button_type/switch_inline.rb
+++ b/lib/tdlib/types/inline_keyboard_button_type/switch_inline.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A button that forces an inline query to the bot to be inserted in the input field.
   #
-  # @attr query [String] Inline query to be sent to the bot.
+  # @attr query [TD::Types::String] Inline query to be sent to the bot.
   # @attr in_current_chat [Boolean] True, if the inline query should be sent from the current chat.
   class InlineKeyboardButtonType::SwitchInline < InlineKeyboardButtonType
     attribute :query, TD::Types::String
diff --git a/lib/tdlib/types/inline_keyboard_button_type/url.rb b/lib/tdlib/types/inline_keyboard_button_type/url.rb
index a8c4bf52..5e11d321 100644
--- a/lib/tdlib/types/inline_keyboard_button_type/url.rb
+++ b/lib/tdlib/types/inline_keyboard_button_type/url.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A button that opens a specified URL.
   #
-  # @attr url [String] HTTP or tg:// URL to open.
+  # @attr url [TD::Types::String] HTTP or tg:// URL to open.
   class InlineKeyboardButtonType::Url < InlineKeyboardButtonType
     attribute :url, TD::Types::String
   end
diff --git a/lib/tdlib/types/inline_query_result/animation.rb b/lib/tdlib/types/inline_query_result/animation.rb
index 41fc7b13..5550badc 100644
--- a/lib/tdlib/types/inline_query_result/animation.rb
+++ b/lib/tdlib/types/inline_query_result/animation.rb
@@ -1,9 +1,9 @@
 module TD::Types
   # Represents an animation file.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr animation [TD::Types::Animation] Animation file.
-  # @attr title [String] Animation title.
+  # @attr title [TD::Types::String] Animation title.
   class InlineQueryResult::Animation < InlineQueryResult
     attribute :id, TD::Types::String
     attribute :animation, TD::Types::Animation
diff --git a/lib/tdlib/types/inline_query_result/article.rb b/lib/tdlib/types/inline_query_result/article.rb
index fdc00a7f..8a52fd89 100644
--- a/lib/tdlib/types/inline_query_result/article.rb
+++ b/lib/tdlib/types/inline_query_result/article.rb
@@ -1,11 +1,11 @@
 module TD::Types
   # Represents a link to an article or web page.
   #
-  # @attr id [String] Unique identifier of the query result.
-  # @attr url [String] URL of the result, if it exists.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
+  # @attr url [TD::Types::String] URL of the result, if it exists.
   # @attr hide_url [Boolean] True, if the URL must be not shown.
-  # @attr title [String] Title of the result.
-  # @attr description [String] A short description of the result.
+  # @attr title [TD::Types::String] Title of the result.
+  # @attr description [TD::Types::String] A short description of the result.
   # @attr thumbnail [TD::Types::Thumbnail, nil] Result thumbnail in JPEG format; may be null.
   class InlineQueryResult::Article < InlineQueryResult
     attribute :id, TD::Types::String
diff --git a/lib/tdlib/types/inline_query_result/audio.rb b/lib/tdlib/types/inline_query_result/audio.rb
index 48415f60..d988e7bd 100644
--- a/lib/tdlib/types/inline_query_result/audio.rb
+++ b/lib/tdlib/types/inline_query_result/audio.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents an audio file.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr audio [TD::Types::Audio] Audio file.
   class InlineQueryResult::Audio < InlineQueryResult
     attribute :id, TD::Types::String
diff --git a/lib/tdlib/types/inline_query_result/contact.rb b/lib/tdlib/types/inline_query_result/contact.rb
index 6fc2815c..47646f3d 100644
--- a/lib/tdlib/types/inline_query_result/contact.rb
+++ b/lib/tdlib/types/inline_query_result/contact.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents a user contact.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr contact [TD::Types::Contact] A user contact.
   # @attr thumbnail [TD::Types::Thumbnail, nil] Result thumbnail in JPEG format; may be null.
   class InlineQueryResult::Contact < InlineQueryResult
diff --git a/lib/tdlib/types/inline_query_result/document.rb b/lib/tdlib/types/inline_query_result/document.rb
index b9a99b58..e867210e 100644
--- a/lib/tdlib/types/inline_query_result/document.rb
+++ b/lib/tdlib/types/inline_query_result/document.rb
@@ -1,10 +1,10 @@
 module TD::Types
   # Represents a document.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr document [TD::Types::Document] Document.
-  # @attr title [String] Document title.
-  # @attr description [String] Document description.
+  # @attr title [TD::Types::String] Document title.
+  # @attr description [TD::Types::String] Document description.
   class InlineQueryResult::Document < InlineQueryResult
     attribute :id, TD::Types::String
     attribute :document, TD::Types::Document
diff --git a/lib/tdlib/types/inline_query_result/game.rb b/lib/tdlib/types/inline_query_result/game.rb
index a23fb6cc..8f41215f 100644
--- a/lib/tdlib/types/inline_query_result/game.rb
+++ b/lib/tdlib/types/inline_query_result/game.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents information about a game.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr game [TD::Types::Game] Game result.
   class InlineQueryResult::Game < InlineQueryResult
     attribute :id, TD::Types::String
diff --git a/lib/tdlib/types/inline_query_result/location.rb b/lib/tdlib/types/inline_query_result/location.rb
index 745c7712..3472dcbe 100644
--- a/lib/tdlib/types/inline_query_result/location.rb
+++ b/lib/tdlib/types/inline_query_result/location.rb
@@ -1,9 +1,9 @@
 module TD::Types
   # Represents a point on the map.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr location [TD::Types::Location] Location result.
-  # @attr title [String] Title of the result.
+  # @attr title [TD::Types::String] Title of the result.
   # @attr thumbnail [TD::Types::Thumbnail, nil] Result thumbnail in JPEG format; may be null.
   class InlineQueryResult::Location < InlineQueryResult
     attribute :id, TD::Types::String
diff --git a/lib/tdlib/types/inline_query_result/photo.rb b/lib/tdlib/types/inline_query_result/photo.rb
index 2dd49d5d..479fb6e6 100644
--- a/lib/tdlib/types/inline_query_result/photo.rb
+++ b/lib/tdlib/types/inline_query_result/photo.rb
@@ -1,10 +1,10 @@
 module TD::Types
   # Represents a photo.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr photo [TD::Types::Photo] Photo.
-  # @attr title [String] Title of the result, if known.
-  # @attr description [String] A short description of the result, if known.
+  # @attr title [TD::Types::String] Title of the result, if known.
+  # @attr description [TD::Types::String] A short description of the result, if known.
   class InlineQueryResult::Photo < InlineQueryResult
     attribute :id, TD::Types::String
     attribute :photo, TD::Types::Photo
diff --git a/lib/tdlib/types/inline_query_result/sticker.rb b/lib/tdlib/types/inline_query_result/sticker.rb
index 80b0492e..609d9398 100644
--- a/lib/tdlib/types/inline_query_result/sticker.rb
+++ b/lib/tdlib/types/inline_query_result/sticker.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents a sticker.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr sticker [TD::Types::Sticker] Sticker.
   class InlineQueryResult::Sticker < InlineQueryResult
     attribute :id, TD::Types::String
diff --git a/lib/tdlib/types/inline_query_result/venue.rb b/lib/tdlib/types/inline_query_result/venue.rb
index ccee02d7..021b2a31 100644
--- a/lib/tdlib/types/inline_query_result/venue.rb
+++ b/lib/tdlib/types/inline_query_result/venue.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents information about a venue.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr venue [TD::Types::Venue] Venue result.
   # @attr thumbnail [TD::Types::Thumbnail, nil] Result thumbnail in JPEG format; may be null.
   class InlineQueryResult::Venue < InlineQueryResult
diff --git a/lib/tdlib/types/inline_query_result/video.rb b/lib/tdlib/types/inline_query_result/video.rb
index 1e4b501f..86a4d849 100644
--- a/lib/tdlib/types/inline_query_result/video.rb
+++ b/lib/tdlib/types/inline_query_result/video.rb
@@ -1,10 +1,10 @@
 module TD::Types
   # Represents a video.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr video [TD::Types::Video] Video.
-  # @attr title [String] Title of the video.
-  # @attr description [String] Description of the video.
+  # @attr title [TD::Types::String] Title of the video.
+  # @attr description [TD::Types::String] Description of the video.
   class InlineQueryResult::Video < InlineQueryResult
     attribute :id, TD::Types::String
     attribute :video, TD::Types::Video
diff --git a/lib/tdlib/types/inline_query_result/voice_note.rb b/lib/tdlib/types/inline_query_result/voice_note.rb
index 25e6dd61..3c52f6a4 100644
--- a/lib/tdlib/types/inline_query_result/voice_note.rb
+++ b/lib/tdlib/types/inline_query_result/voice_note.rb
@@ -1,9 +1,9 @@
 module TD::Types
   # Represents a voice note.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr voice_note [TD::Types::VoiceNote] Voice note.
-  # @attr title [String] Title of the voice note.
+  # @attr title [TD::Types::String] Title of the voice note.
   class InlineQueryResult::VoiceNote < InlineQueryResult
     attribute :id, TD::Types::String
     attribute :voice_note, TD::Types::VoiceNote
diff --git a/lib/tdlib/types/inline_query_results.rb b/lib/tdlib/types/inline_query_results.rb
index fbf612f6..bf268e65 100644
--- a/lib/tdlib/types/inline_query_results.rb
+++ b/lib/tdlib/types/inline_query_results.rb
@@ -3,14 +3,14 @@ module TD::Types
   # Use sendInlineQueryResultMessage to send the result of the query.
   #
   # @attr inline_query_id [Integer] Unique identifier of the inline query.
-  # @attr next_offset [String] The offset for the next request.
+  # @attr next_offset [TD::Types::String] The offset for the next request.
   #   If empty, there are no more results.
   # @attr results [Array<TD::Types::InlineQueryResult>] Results of the query.
-  # @attr switch_pm_text [String] If non-empty, this text should be shown on the button, which opens a private chat
-  #   with the bot and sends the bot a start message with the switch_pm_parameter.
-  # @attr switch_pm_parameter [String] Parameter for the bot start message.
+  # @attr switch_pm_text [TD::Types::String] If non-empty, this text should be shown on the button, which opens a
+  #   private chat with the bot and sends the bot a start message with the switch_pm_parameter.
+  # @attr switch_pm_parameter [TD::Types::String] Parameter for the bot start message.
   class InlineQueryResults < Base
-    attribute :inline_query_id, TD::Types::Integer
+    attribute :inline_query_id, TD::Types::Coercible::Integer
     attribute :next_offset, TD::Types::String
     attribute :results, TD::Types::Array.of(TD::Types::InlineQueryResult)
     attribute :switch_pm_text, TD::Types::String
diff --git a/lib/tdlib/types/input_background/remote.rb b/lib/tdlib/types/input_background/remote.rb
index e4a497b5..1f88be3d 100644
--- a/lib/tdlib/types/input_background/remote.rb
+++ b/lib/tdlib/types/input_background/remote.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr background_id [Integer] The background identifier.
   class InputBackground::Remote < InputBackground
-    attribute :background_id, TD::Types::Integer
+    attribute :background_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/input_chat_photo/animation.rb b/lib/tdlib/types/input_chat_photo/animation.rb
index 3b855afc..53d5e680 100644
--- a/lib/tdlib/types/input_chat_photo/animation.rb
+++ b/lib/tdlib/types/input_chat_photo/animation.rb
@@ -7,6 +7,6 @@ module TD::Types
   # @attr main_frame_timestamp [Float] Timestamp of the frame, which will be used as static chat photo.
   class InputChatPhoto::Animation < InputChatPhoto
     attribute :animation, TD::Types::InputFile
-    attribute :main_frame_timestamp, TD::Types::Float
+    attribute :main_frame_timestamp, TD::Types::Coercible::Float
   end
 end
diff --git a/lib/tdlib/types/input_chat_photo/previous.rb b/lib/tdlib/types/input_chat_photo/previous.rb
index a9d8eb05..4526a34b 100644
--- a/lib/tdlib/types/input_chat_photo/previous.rb
+++ b/lib/tdlib/types/input_chat_photo/previous.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr chat_photo_id [Integer] Identifier of the current user's profile photo to reuse.
   class InputChatPhoto::Previous < InputChatPhoto
-    attribute :chat_photo_id, TD::Types::Integer
+    attribute :chat_photo_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/input_credentials/apple_pay.rb b/lib/tdlib/types/input_credentials/apple_pay.rb
index f2eaa3bb..b6febc3c 100644
--- a/lib/tdlib/types/input_credentials/apple_pay.rb
+++ b/lib/tdlib/types/input_credentials/apple_pay.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Applies if a user enters new credentials using Apple Pay.
   #
-  # @attr data [String] JSON-encoded data with the credential identifier.
+  # @attr data [TD::Types::String] JSON-encoded data with the credential identifier.
   class InputCredentials::ApplePay < InputCredentials
     attribute :data, TD::Types::String
   end
diff --git a/lib/tdlib/types/input_credentials/google_pay.rb b/lib/tdlib/types/input_credentials/google_pay.rb
index 99dfa19c..a7df924b 100644
--- a/lib/tdlib/types/input_credentials/google_pay.rb
+++ b/lib/tdlib/types/input_credentials/google_pay.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Applies if a user enters new credentials using Google Pay.
   #
-  # @attr data [String] JSON-encoded data with the credential identifier.
+  # @attr data [TD::Types::String] JSON-encoded data with the credential identifier.
   class InputCredentials::GooglePay < InputCredentials
     attribute :data, TD::Types::String
   end
diff --git a/lib/tdlib/types/input_credentials/new.rb b/lib/tdlib/types/input_credentials/new.rb
index 09bf3da3..cc94fda7 100644
--- a/lib/tdlib/types/input_credentials/new.rb
+++ b/lib/tdlib/types/input_credentials/new.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Applies if a user enters new credentials on a payment provider website.
   #
-  # @attr data [String] Contains JSON-encoded data with a credential identifier from the payment provider.
+  # @attr data [TD::Types::String] Contains JSON-encoded data with a credential identifier from the payment provider.
   # @attr allow_save [Boolean] True, if the credential identifier can be saved on the server side.
   class InputCredentials::New < InputCredentials
     attribute :data, TD::Types::String
diff --git a/lib/tdlib/types/input_credentials/saved.rb b/lib/tdlib/types/input_credentials/saved.rb
index 6f59b4c9..3dd10fd7 100644
--- a/lib/tdlib/types/input_credentials/saved.rb
+++ b/lib/tdlib/types/input_credentials/saved.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Applies if a user chooses some previously saved payment credentials.
   # To use their previously saved credentials, the user must have a valid temporary password.
   #
-  # @attr saved_credentials_id [String] Identifier of the saved credentials.
+  # @attr saved_credentials_id [TD::Types::String] Identifier of the saved credentials.
   class InputCredentials::Saved < InputCredentials
     attribute :saved_credentials_id, TD::Types::String
   end
diff --git a/lib/tdlib/types/input_file/generated.rb b/lib/tdlib/types/input_file/generated.rb
index c3f1ac56..73b28e53 100644
--- a/lib/tdlib/types/input_file/generated.rb
+++ b/lib/tdlib/types/input_file/generated.rb
@@ -1,15 +1,15 @@
 module TD::Types
   # A file generated by the application.
   #
-  # @attr original_path [String, nil] Local path to a file from which the file is generated; may be empty if there is
-  #   no such file.
-  # @attr conversion [String] String specifying the conversion applied to the original file; should be persistent
-  #   across application restarts.
+  # @attr original_path [TD::Types::String, nil] Local path to a file from which the file is generated; may be empty if
+  #   there is no such file.
+  # @attr conversion [TD::Types::String] String specifying the conversion applied to the original file; should be
+  #   persistent across application restarts.
   #   Conversions beginning with '#' are reserved for internal TDLib usage.
   # @attr expected_size [Integer] Expected size of the generated file; 0 if unknown.
   class InputFile::Generated < InputFile
     attribute :original_path, TD::Types::String.optional.default(nil)
     attribute :conversion, TD::Types::String
-    attribute :expected_size, TD::Types::Integer
+    attribute :expected_size, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/input_file/id.rb b/lib/tdlib/types/input_file/id.rb
index a939f02f..34ca9bba 100644
--- a/lib/tdlib/types/input_file/id.rb
+++ b/lib/tdlib/types/input_file/id.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr id [Integer] Unique file identifier.
   class InputFile::Id < InputFile
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/input_file/local.rb b/lib/tdlib/types/input_file/local.rb
index 476dcb04..4f5601e2 100644
--- a/lib/tdlib/types/input_file/local.rb
+++ b/lib/tdlib/types/input_file/local.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A file defined by a local path.
   #
-  # @attr path [String] Local path to the file.
+  # @attr path [TD::Types::String] Local path to the file.
   class InputFile::Local < InputFile
     attribute :path, TD::Types::String
   end
diff --git a/lib/tdlib/types/input_file/remote.rb b/lib/tdlib/types/input_file/remote.rb
index 45f64936..4535f9eb 100644
--- a/lib/tdlib/types/input_file/remote.rb
+++ b/lib/tdlib/types/input_file/remote.rb
@@ -5,7 +5,7 @@ module TD::Types
   # For example, if the file is from a message, then the message must be not deleted and accessible to the user.
   # If the file database is disabled, then the corresponding object with the file must be preloaded by the application.
   #
-  # @attr id [String] Remote file identifier.
+  # @attr id [TD::Types::String] Remote file identifier.
   class InputFile::Remote < InputFile
     attribute :id, TD::Types::String
   end
diff --git a/lib/tdlib/types/input_identity_document.rb b/lib/tdlib/types/input_identity_document.rb
index 822b5f65..63726bea 100644
--- a/lib/tdlib/types/input_identity_document.rb
+++ b/lib/tdlib/types/input_identity_document.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # An identity document to be saved to Telegram Passport.
   #
-  # @attr number [String] Document number; 1-24 characters.
+  # @attr number [TD::Types::String] Document number; 1-24 characters.
   # @attr expiry_date [TD::Types::Date, nil] Document expiry date, if available.
   # @attr front_side [TD::Types::InputFile] Front side of the document.
   # @attr reverse_side [TD::Types::InputFile] Reverse side of the document; only for driver license and identity card.
diff --git a/lib/tdlib/types/input_inline_query_result/animation.rb b/lib/tdlib/types/input_inline_query_result/animation.rb
index 39371d75..7642218f 100644
--- a/lib/tdlib/types/input_inline_query_result/animation.rb
+++ b/lib/tdlib/types/input_inline_query_result/animation.rb
@@ -2,13 +2,13 @@ module TD::Types
   # Represents a link to an animated GIF or an animated (i.e.
   # without sound) H.264/MPEG-4 AVC video.
   #
-  # @attr id [String] Unique identifier of the query result.
-  # @attr title [String] Title of the query result.
-  # @attr thumbnail_url [String] URL of the result thumbnail (JPEG, GIF, or MPEG4), if it exists.
-  # @attr thumbnail_mime_type [String] MIME type of the video thumbnail.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
+  # @attr title [TD::Types::String] Title of the query result.
+  # @attr thumbnail_url [TD::Types::String] URL of the result thumbnail (JPEG, GIF, or MPEG4), if it exists.
+  # @attr thumbnail_mime_type [TD::Types::String] MIME type of the video thumbnail.
   #   If non-empty, must be one of "image/jpeg", "image/gif" and "video/mp4".
-  # @attr video_url [String] The URL of the video file (file size must not exceed 1MB).
-  # @attr video_mime_type [String] MIME type of the video file.
+  # @attr video_url [TD::Types::String] The URL of the video file (file size must not exceed 1MB).
+  # @attr video_mime_type [TD::Types::String] MIME type of the video file.
   #   Must be one of "image/gif" and "video/mp4".
   # @attr video_duration [Integer] Duration of the video, in seconds.
   # @attr video_width [Integer] Width of the video.
@@ -25,9 +25,9 @@ class InputInlineQueryResult::Animation < InputInlineQueryResult
     attribute :thumbnail_mime_type, TD::Types::String
     attribute :video_url, TD::Types::String
     attribute :video_mime_type, TD::Types::String
-    attribute :video_duration, TD::Types::Integer
-    attribute :video_width, TD::Types::Integer
-    attribute :video_height, TD::Types::Integer
+    attribute :video_duration, TD::Types::Coercible::Integer
+    attribute :video_width, TD::Types::Coercible::Integer
+    attribute :video_height, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup
     attribute :input_message_content, TD::Types::InputMessageContent
   end
diff --git a/lib/tdlib/types/input_inline_query_result/article.rb b/lib/tdlib/types/input_inline_query_result/article.rb
index 8e60a365..655e4e32 100644
--- a/lib/tdlib/types/input_inline_query_result/article.rb
+++ b/lib/tdlib/types/input_inline_query_result/article.rb
@@ -1,12 +1,12 @@
 module TD::Types
   # Represents a link to an article or web page.
   #
-  # @attr id [String] Unique identifier of the query result.
-  # @attr url [String] URL of the result, if it exists.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
+  # @attr url [TD::Types::String] URL of the result, if it exists.
   # @attr hide_url [Boolean] True, if the URL must be not shown.
-  # @attr title [String] Title of the result.
-  # @attr description [String] A short description of the result.
-  # @attr thumbnail_url [String] URL of the result thumbnail, if it exists.
+  # @attr title [TD::Types::String] Title of the result.
+  # @attr description [TD::Types::String] A short description of the result.
+  # @attr thumbnail_url [TD::Types::String] URL of the result thumbnail, if it exists.
   # @attr thumbnail_width [Integer] Thumbnail width, if known.
   # @attr thumbnail_height [Integer] Thumbnail height, if known.
   # @attr reply_markup [TD::Types::ReplyMarkup] The message reply markup.
@@ -21,8 +21,8 @@ class InputInlineQueryResult::Article < InputInlineQueryResult
     attribute :title, TD::Types::String
     attribute :description, TD::Types::String
     attribute :thumbnail_url, TD::Types::String
-    attribute :thumbnail_width, TD::Types::Integer
-    attribute :thumbnail_height, TD::Types::Integer
+    attribute :thumbnail_width, TD::Types::Coercible::Integer
+    attribute :thumbnail_height, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup
     attribute :input_message_content, TD::Types::InputMessageContent
   end
diff --git a/lib/tdlib/types/input_inline_query_result/audio.rb b/lib/tdlib/types/input_inline_query_result/audio.rb
index 72686339..7b213f28 100644
--- a/lib/tdlib/types/input_inline_query_result/audio.rb
+++ b/lib/tdlib/types/input_inline_query_result/audio.rb
@@ -1,10 +1,10 @@
 module TD::Types
   # Represents a link to an MP3 audio file.
   #
-  # @attr id [String] Unique identifier of the query result.
-  # @attr title [String] Title of the audio file.
-  # @attr performer [String] Performer of the audio file.
-  # @attr audio_url [String] The URL of the audio file.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
+  # @attr title [TD::Types::String] Title of the audio file.
+  # @attr performer [TD::Types::String] Performer of the audio file.
+  # @attr audio_url [TD::Types::String] The URL of the audio file.
   # @attr audio_duration [Integer] Audio file duration, in seconds.
   # @attr reply_markup [TD::Types::ReplyMarkup] The message reply markup.
   #   Must be of type {TD::Types::ReplyMarkup::InlineKeyboard} or null.
@@ -16,7 +16,7 @@ class InputInlineQueryResult::Audio < InputInlineQueryResult
     attribute :title, TD::Types::String
     attribute :performer, TD::Types::String
     attribute :audio_url, TD::Types::String
-    attribute :audio_duration, TD::Types::Integer
+    attribute :audio_duration, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup
     attribute :input_message_content, TD::Types::InputMessageContent
   end
diff --git a/lib/tdlib/types/input_inline_query_result/contact.rb b/lib/tdlib/types/input_inline_query_result/contact.rb
index 92720123..39243dfd 100644
--- a/lib/tdlib/types/input_inline_query_result/contact.rb
+++ b/lib/tdlib/types/input_inline_query_result/contact.rb
@@ -1,9 +1,9 @@
 module TD::Types
   # Represents a user contact.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr contact [TD::Types::Contact] User contact.
-  # @attr thumbnail_url [String] URL of the result thumbnail, if it exists.
+  # @attr thumbnail_url [TD::Types::String] URL of the result thumbnail, if it exists.
   # @attr thumbnail_width [Integer] Thumbnail width, if known.
   # @attr thumbnail_height [Integer] Thumbnail height, if known.
   # @attr reply_markup [TD::Types::ReplyMarkup] The message reply markup.
@@ -15,8 +15,8 @@ class InputInlineQueryResult::Contact < InputInlineQueryResult
     attribute :id, TD::Types::String
     attribute :contact, TD::Types::Contact
     attribute :thumbnail_url, TD::Types::String
-    attribute :thumbnail_width, TD::Types::Integer
-    attribute :thumbnail_height, TD::Types::Integer
+    attribute :thumbnail_width, TD::Types::Coercible::Integer
+    attribute :thumbnail_height, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup
     attribute :input_message_content, TD::Types::InputMessageContent
   end
diff --git a/lib/tdlib/types/input_inline_query_result/document.rb b/lib/tdlib/types/input_inline_query_result/document.rb
index c848ff25..4063ccde 100644
--- a/lib/tdlib/types/input_inline_query_result/document.rb
+++ b/lib/tdlib/types/input_inline_query_result/document.rb
@@ -1,13 +1,13 @@
 module TD::Types
   # Represents a link to a file.
   #
-  # @attr id [String] Unique identifier of the query result.
-  # @attr title [String] Title of the resulting file.
-  # @attr description [String] Short description of the result, if known.
-  # @attr document_url [String] URL of the file.
-  # @attr mime_type [String] MIME type of the file content; only "application/pdf" and "application/zip" are currently
-  #   allowed.
-  # @attr thumbnail_url [String] The URL of the file thumbnail, if it exists.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
+  # @attr title [TD::Types::String] Title of the resulting file.
+  # @attr description [TD::Types::String] Short description of the result, if known.
+  # @attr document_url [TD::Types::String] URL of the file.
+  # @attr mime_type [TD::Types::String] MIME type of the file content; only "application/pdf" and "application/zip" are
+  #   currently allowed.
+  # @attr thumbnail_url [TD::Types::String] The URL of the file thumbnail, if it exists.
   # @attr thumbnail_width [Integer] Width of the thumbnail.
   # @attr thumbnail_height [Integer] Height of the thumbnail.
   # @attr reply_markup [TD::Types::ReplyMarkup] The message reply markup.
@@ -22,8 +22,8 @@ class InputInlineQueryResult::Document < InputInlineQueryResult
     attribute :document_url, TD::Types::String
     attribute :mime_type, TD::Types::String
     attribute :thumbnail_url, TD::Types::String
-    attribute :thumbnail_width, TD::Types::Integer
-    attribute :thumbnail_height, TD::Types::Integer
+    attribute :thumbnail_width, TD::Types::Coercible::Integer
+    attribute :thumbnail_height, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup
     attribute :input_message_content, TD::Types::InputMessageContent
   end
diff --git a/lib/tdlib/types/input_inline_query_result/game.rb b/lib/tdlib/types/input_inline_query_result/game.rb
index 83def4d7..956cc609 100644
--- a/lib/tdlib/types/input_inline_query_result/game.rb
+++ b/lib/tdlib/types/input_inline_query_result/game.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # Represents a game.
   #
-  # @attr id [String] Unique identifier of the query result.
-  # @attr game_short_name [String] Short name of the game.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
+  # @attr game_short_name [TD::Types::String] Short name of the game.
   # @attr reply_markup [TD::Types::ReplyMarkup] Message reply markup.
   #   Must be of type {TD::Types::ReplyMarkup::InlineKeyboard} or null.
   class InputInlineQueryResult::Game < InputInlineQueryResult
diff --git a/lib/tdlib/types/input_inline_query_result/location.rb b/lib/tdlib/types/input_inline_query_result/location.rb
index af736d4a..e38197d7 100644
--- a/lib/tdlib/types/input_inline_query_result/location.rb
+++ b/lib/tdlib/types/input_inline_query_result/location.rb
@@ -1,12 +1,12 @@
 module TD::Types
   # Represents a point on the map.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr location [TD::Types::Location] Location result.
   # @attr live_period [Integer] Amount of time relative to the message sent time until the location can be updated, in
   #   seconds.
-  # @attr title [String] Title of the result.
-  # @attr thumbnail_url [String] URL of the result thumbnail, if it exists.
+  # @attr title [TD::Types::String] Title of the result.
+  # @attr thumbnail_url [TD::Types::String] URL of the result thumbnail, if it exists.
   # @attr thumbnail_width [Integer] Thumbnail width, if known.
   # @attr thumbnail_height [Integer] Thumbnail height, if known.
   # @attr reply_markup [TD::Types::ReplyMarkup] The message reply markup.
@@ -17,11 +17,11 @@ module TD::Types
   class InputInlineQueryResult::Location < InputInlineQueryResult
     attribute :id, TD::Types::String
     attribute :location, TD::Types::Location
-    attribute :live_period, TD::Types::Integer
+    attribute :live_period, TD::Types::Coercible::Integer
     attribute :title, TD::Types::String
     attribute :thumbnail_url, TD::Types::String
-    attribute :thumbnail_width, TD::Types::Integer
-    attribute :thumbnail_height, TD::Types::Integer
+    attribute :thumbnail_width, TD::Types::Coercible::Integer
+    attribute :thumbnail_height, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup
     attribute :input_message_content, TD::Types::InputMessageContent
   end
diff --git a/lib/tdlib/types/input_inline_query_result/photo.rb b/lib/tdlib/types/input_inline_query_result/photo.rb
index 868d1ad1..03d77bce 100644
--- a/lib/tdlib/types/input_inline_query_result/photo.rb
+++ b/lib/tdlib/types/input_inline_query_result/photo.rb
@@ -1,11 +1,11 @@
 module TD::Types
   # Represents link to a JPEG image.
   #
-  # @attr id [String] Unique identifier of the query result.
-  # @attr title [String] Title of the result, if known.
-  # @attr description [String] A short description of the result, if known.
-  # @attr thumbnail_url [String] URL of the photo thumbnail, if it exists.
-  # @attr photo_url [String] The URL of the JPEG photo (photo size must not exceed 5MB).
+  # @attr id [TD::Types::String] Unique identifier of the query result.
+  # @attr title [TD::Types::String] Title of the result, if known.
+  # @attr description [TD::Types::String] A short description of the result, if known.
+  # @attr thumbnail_url [TD::Types::String] URL of the photo thumbnail, if it exists.
+  # @attr photo_url [TD::Types::String] The URL of the JPEG photo (photo size must not exceed 5MB).
   # @attr photo_width [Integer] Width of the photo.
   # @attr photo_height [Integer] Height of the photo.
   # @attr reply_markup [TD::Types::ReplyMarkup] The message reply markup.
@@ -19,8 +19,8 @@ class InputInlineQueryResult::Photo < InputInlineQueryResult
     attribute :description, TD::Types::String
     attribute :thumbnail_url, TD::Types::String
     attribute :photo_url, TD::Types::String
-    attribute :photo_width, TD::Types::Integer
-    attribute :photo_height, TD::Types::Integer
+    attribute :photo_width, TD::Types::Coercible::Integer
+    attribute :photo_height, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup
     attribute :input_message_content, TD::Types::InputMessageContent
   end
diff --git a/lib/tdlib/types/input_inline_query_result/sticker.rb b/lib/tdlib/types/input_inline_query_result/sticker.rb
index f1e40b11..d9431f06 100644
--- a/lib/tdlib/types/input_inline_query_result/sticker.rb
+++ b/lib/tdlib/types/input_inline_query_result/sticker.rb
@@ -1,9 +1,9 @@
 module TD::Types
   # Represents a link to a WEBP or TGS sticker.
   #
-  # @attr id [String] Unique identifier of the query result.
-  # @attr thumbnail_url [String] URL of the sticker thumbnail, if it exists.
-  # @attr sticker_url [String] The URL of the WEBP or TGS sticker (sticker file size must not exceed 5MB).
+  # @attr id [TD::Types::String] Unique identifier of the query result.
+  # @attr thumbnail_url [TD::Types::String] URL of the sticker thumbnail, if it exists.
+  # @attr sticker_url [TD::Types::String] The URL of the WEBP or TGS sticker (sticker file size must not exceed 5MB).
   # @attr sticker_width [Integer] Width of the sticker.
   # @attr sticker_height [Integer] Height of the sticker.
   # @attr reply_markup [TD::Types::ReplyMarkup] The message reply markup.
@@ -15,8 +15,8 @@ class InputInlineQueryResult::Sticker < InputInlineQueryResult
     attribute :id, TD::Types::String
     attribute :thumbnail_url, TD::Types::String
     attribute :sticker_url, TD::Types::String
-    attribute :sticker_width, TD::Types::Integer
-    attribute :sticker_height, TD::Types::Integer
+    attribute :sticker_width, TD::Types::Coercible::Integer
+    attribute :sticker_height, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup
     attribute :input_message_content, TD::Types::InputMessageContent
   end
diff --git a/lib/tdlib/types/input_inline_query_result/venue.rb b/lib/tdlib/types/input_inline_query_result/venue.rb
index c76919fe..2c1291d3 100644
--- a/lib/tdlib/types/input_inline_query_result/venue.rb
+++ b/lib/tdlib/types/input_inline_query_result/venue.rb
@@ -1,9 +1,9 @@
 module TD::Types
   # Represents information about a venue.
   #
-  # @attr id [String] Unique identifier of the query result.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
   # @attr venue [TD::Types::Venue] Venue result.
-  # @attr thumbnail_url [String] URL of the result thumbnail, if it exists.
+  # @attr thumbnail_url [TD::Types::String] URL of the result thumbnail, if it exists.
   # @attr thumbnail_width [Integer] Thumbnail width, if known.
   # @attr thumbnail_height [Integer] Thumbnail height, if known.
   # @attr reply_markup [TD::Types::ReplyMarkup] The message reply markup.
@@ -15,8 +15,8 @@ class InputInlineQueryResult::Venue < InputInlineQueryResult
     attribute :id, TD::Types::String
     attribute :venue, TD::Types::Venue
     attribute :thumbnail_url, TD::Types::String
-    attribute :thumbnail_width, TD::Types::Integer
-    attribute :thumbnail_height, TD::Types::Integer
+    attribute :thumbnail_width, TD::Types::Coercible::Integer
+    attribute :thumbnail_height, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup
     attribute :input_message_content, TD::Types::InputMessageContent
   end
diff --git a/lib/tdlib/types/input_inline_query_result/video.rb b/lib/tdlib/types/input_inline_query_result/video.rb
index 6a606e14..b71e3a1b 100644
--- a/lib/tdlib/types/input_inline_query_result/video.rb
+++ b/lib/tdlib/types/input_inline_query_result/video.rb
@@ -1,13 +1,13 @@
 module TD::Types
   # Represents a link to a page containing an embedded video player or a video file.
   #
-  # @attr id [String] Unique identifier of the query result.
-  # @attr title [String] Title of the result.
-  # @attr description [String] A short description of the result, if known.
-  # @attr thumbnail_url [String] The URL of the video thumbnail (JPEG), if it exists.
-  # @attr video_url [String] URL of the embedded video player or video file.
-  # @attr mime_type [String] MIME type of the content of the video URL, only "text/html" or "video/mp4" are currently
-  #   supported.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
+  # @attr title [TD::Types::String] Title of the result.
+  # @attr description [TD::Types::String] A short description of the result, if known.
+  # @attr thumbnail_url [TD::Types::String] The URL of the video thumbnail (JPEG), if it exists.
+  # @attr video_url [TD::Types::String] URL of the embedded video player or video file.
+  # @attr mime_type [TD::Types::String] MIME type of the content of the video URL, only "text/html" or "video/mp4" are
+  #   currently supported.
   # @attr video_width [Integer] Width of the video.
   # @attr video_height [Integer] Height of the video.
   # @attr video_duration [Integer] Video duration, in seconds.
@@ -23,9 +23,9 @@ class InputInlineQueryResult::Video < InputInlineQueryResult
     attribute :thumbnail_url, TD::Types::String
     attribute :video_url, TD::Types::String
     attribute :mime_type, TD::Types::String
-    attribute :video_width, TD::Types::Integer
-    attribute :video_height, TD::Types::Integer
-    attribute :video_duration, TD::Types::Integer
+    attribute :video_width, TD::Types::Coercible::Integer
+    attribute :video_height, TD::Types::Coercible::Integer
+    attribute :video_duration, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup
     attribute :input_message_content, TD::Types::InputMessageContent
   end
diff --git a/lib/tdlib/types/input_inline_query_result/voice_note.rb b/lib/tdlib/types/input_inline_query_result/voice_note.rb
index 2bfd95c2..832b9cff 100644
--- a/lib/tdlib/types/input_inline_query_result/voice_note.rb
+++ b/lib/tdlib/types/input_inline_query_result/voice_note.rb
@@ -1,9 +1,9 @@
 module TD::Types
   # Represents a link to an opus-encoded audio file within an OGG container, single channel audio.
   #
-  # @attr id [String] Unique identifier of the query result.
-  # @attr title [String] Title of the voice note.
-  # @attr voice_note_url [String] The URL of the voice note file.
+  # @attr id [TD::Types::String] Unique identifier of the query result.
+  # @attr title [TD::Types::String] Title of the voice note.
+  # @attr voice_note_url [TD::Types::String] The URL of the voice note file.
   # @attr voice_note_duration [Integer] Duration of the voice note, in seconds.
   # @attr reply_markup [TD::Types::ReplyMarkup] The message reply markup.
   #   Must be of type {TD::Types::ReplyMarkup::InlineKeyboard} or null.
@@ -14,7 +14,7 @@ class InputInlineQueryResult::VoiceNote < InputInlineQueryResult
     attribute :id, TD::Types::String
     attribute :title, TD::Types::String
     attribute :voice_note_url, TD::Types::String
-    attribute :voice_note_duration, TD::Types::Integer
+    attribute :voice_note_duration, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup
     attribute :input_message_content, TD::Types::InputMessageContent
   end
diff --git a/lib/tdlib/types/input_message_content/animation.rb b/lib/tdlib/types/input_message_content/animation.rb
index 2f43398e..7e87fab3 100644
--- a/lib/tdlib/types/input_message_content/animation.rb
+++ b/lib/tdlib/types/input_message_content/animation.rb
@@ -12,10 +12,10 @@ module TD::Types
   class InputMessageContent::Animation < InputMessageContent
     attribute :animation, TD::Types::InputFile
     attribute :thumbnail, TD::Types::InputThumbnail.optional.default(nil)
-    attribute :added_sticker_file_ids, TD::Types::Array.of(TD::Types::Integer)
-    attribute :duration, TD::Types::Integer
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :added_sticker_file_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
+    attribute :duration, TD::Types::Coercible::Integer
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
     attribute :caption, TD::Types::FormattedText
   end
 end
diff --git a/lib/tdlib/types/input_message_content/audio.rb b/lib/tdlib/types/input_message_content/audio.rb
index dce80d9e..5cf443a9 100644
--- a/lib/tdlib/types/input_message_content/audio.rb
+++ b/lib/tdlib/types/input_message_content/audio.rb
@@ -4,13 +4,13 @@ module TD::Types
   # @attr audio [TD::Types::InputFile] Audio file to be sent.
   # @attr album_cover_thumbnail [TD::Types::InputThumbnail, nil] Thumbnail of the cover for the album, if available.
   # @attr duration [Integer] Duration of the audio, in seconds; may be replaced by the server.
-  # @attr title [String] Title of the audio; 0-64 characters; may be replaced by the server.
-  # @attr performer [String] Performer of the audio; 0-64 characters, may be replaced by the server.
+  # @attr title [TD::Types::String] Title of the audio; 0-64 characters; may be replaced by the server.
+  # @attr performer [TD::Types::String] Performer of the audio; 0-64 characters, may be replaced by the server.
   # @attr caption [TD::Types::FormattedText] Audio caption; 0-GetOption("message_caption_length_max") characters.
   class InputMessageContent::Audio < InputMessageContent
     attribute :audio, TD::Types::InputFile
     attribute :album_cover_thumbnail, TD::Types::InputThumbnail.optional.default(nil)
-    attribute :duration, TD::Types::Integer
+    attribute :duration, TD::Types::Coercible::Integer
     attribute :title, TD::Types::String
     attribute :performer, TD::Types::String
     attribute :caption, TD::Types::FormattedText
diff --git a/lib/tdlib/types/input_message_content/dice.rb b/lib/tdlib/types/input_message_content/dice.rb
index 3ab66bd4..32f3a81f 100644
--- a/lib/tdlib/types/input_message_content/dice.rb
+++ b/lib/tdlib/types/input_message_content/dice.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A dice message.
   #
-  # @attr emoji [String] Emoji on which the dice throw animation is based.
+  # @attr emoji [TD::Types::String] Emoji on which the dice throw animation is based.
   # @attr clear_draft [Boolean] True, if a chat message draft should be deleted.
   class InputMessageContent::Dice < InputMessageContent
     attribute :emoji, TD::Types::String
diff --git a/lib/tdlib/types/input_message_content/forwarded.rb b/lib/tdlib/types/input_message_content/forwarded.rb
index 12cbdfc6..516fbb74 100644
--- a/lib/tdlib/types/input_message_content/forwarded.rb
+++ b/lib/tdlib/types/input_message_content/forwarded.rb
@@ -8,8 +8,8 @@ module TD::Types
   # @attr copy_options [TD::Types::MessageCopyOptions] Options to be used to copy content of the message without a link
   #   to the original message.
   class InputMessageContent::Forwarded < InputMessageContent
-    attribute :from_chat_id, TD::Types::Integer
-    attribute :message_id, TD::Types::Integer
+    attribute :from_chat_id, TD::Types::Coercible::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
     attribute :in_game_share, TD::Types::Bool
     attribute :copy_options, TD::Types::MessageCopyOptions
   end
diff --git a/lib/tdlib/types/input_message_content/game.rb b/lib/tdlib/types/input_message_content/game.rb
index 3ebd0c05..24df8cd5 100644
--- a/lib/tdlib/types/input_message_content/game.rb
+++ b/lib/tdlib/types/input_message_content/game.rb
@@ -2,9 +2,9 @@ module TD::Types
   # A message with a game; not supported for channels or secret chats.
   #
   # @attr bot_user_id [Integer] User identifier of the bot that owns the game.
-  # @attr game_short_name [String] Short name of the game.
+  # @attr game_short_name [TD::Types::String] Short name of the game.
   class InputMessageContent::Game < InputMessageContent
-    attribute :bot_user_id, TD::Types::Integer
+    attribute :bot_user_id, TD::Types::Coercible::Integer
     attribute :game_short_name, TD::Types::String
   end
 end
diff --git a/lib/tdlib/types/input_message_content/invoice.rb b/lib/tdlib/types/input_message_content/invoice.rb
index b804cb6c..f1e81c1c 100644
--- a/lib/tdlib/types/input_message_content/invoice.rb
+++ b/lib/tdlib/types/input_message_content/invoice.rb
@@ -2,26 +2,28 @@ module TD::Types
   # A message with an invoice; can be used only by bots.
   #
   # @attr invoice [TD::Types::Invoice] Invoice.
-  # @attr title [String] Product title; 1-32 characters.
-  # @attr description [String] Product description; 0-255 characters.
-  # @attr photo_url [String, nil] Product photo URL; optional.
+  # @attr title [TD::Types::String] Product title; 1-32 characters.
+  # @attr description [TD::Types::String] Product description; 0-255 characters.
+  # @attr photo_url [TD::Types::String, nil] Product photo URL; optional.
   # @attr photo_size [Integer] Product photo size.
   # @attr photo_width [Integer] Product photo width.
   # @attr photo_height [Integer] Product photo height.
   # @attr payload [String] The invoice payload.
-  # @attr provider_token [String] Payment provider token.
-  # @attr provider_data [String] JSON-encoded data about the invoice, which will be shared with the payment provider.
-  # @attr start_parameter [String] Unique invoice bot deep link parameter for the generation of this invoice.
+  # @attr provider_token [TD::Types::String] Payment provider token.
+  # @attr provider_data [TD::Types::String] JSON-encoded data about the invoice, which will be shared with the payment
+  #   provider.
+  # @attr start_parameter [TD::Types::String] Unique invoice bot deep link parameter for the generation of this
+  #   invoice.
   #   If empty, it would be possible to pay directly from forwards of the invoice message.
   class InputMessageContent::Invoice < InputMessageContent
     attribute :invoice, TD::Types::Invoice
     attribute :title, TD::Types::String
     attribute :description, TD::Types::String
     attribute :photo_url, TD::Types::String.optional.default(nil)
-    attribute :photo_size, TD::Types::Integer
-    attribute :photo_width, TD::Types::Integer
-    attribute :photo_height, TD::Types::Integer
-    attribute :payload, TD::Types::String
+    attribute :photo_size, TD::Types::Coercible::Integer
+    attribute :photo_width, TD::Types::Coercible::Integer
+    attribute :photo_height, TD::Types::Coercible::Integer
+    attribute :payload, TD::Types::Coercible::String
     attribute :provider_token, TD::Types::String
     attribute :provider_data, TD::Types::String
     attribute :start_parameter, TD::Types::String
diff --git a/lib/tdlib/types/input_message_content/location.rb b/lib/tdlib/types/input_message_content/location.rb
index 54d26678..cd204ed8 100644
--- a/lib/tdlib/types/input_message_content/location.rb
+++ b/lib/tdlib/types/input_message_content/location.rb
@@ -12,8 +12,8 @@ module TD::Types
   #   Can't be enabled in channels and Saved Messages.
   class InputMessageContent::Location < InputMessageContent
     attribute :location, TD::Types::Location
-    attribute :live_period, TD::Types::Integer
-    attribute :heading, TD::Types::Integer
-    attribute :proximity_alert_radius, TD::Types::Integer
+    attribute :live_period, TD::Types::Coercible::Integer
+    attribute :heading, TD::Types::Coercible::Integer
+    attribute :proximity_alert_radius, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/input_message_content/photo.rb b/lib/tdlib/types/input_message_content/photo.rb
index df58b872..1b05c39f 100644
--- a/lib/tdlib/types/input_message_content/photo.rb
+++ b/lib/tdlib/types/input_message_content/photo.rb
@@ -13,10 +13,10 @@ module TD::Types
   class InputMessageContent::Photo < InputMessageContent
     attribute :photo, TD::Types::InputFile
     attribute :thumbnail, TD::Types::InputThumbnail
-    attribute :added_sticker_file_ids, TD::Types::Array.of(TD::Types::Integer)
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :added_sticker_file_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
     attribute :caption, TD::Types::FormattedText
-    attribute :ttl, TD::Types::Integer
+    attribute :ttl, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/input_message_content/poll.rb b/lib/tdlib/types/input_message_content/poll.rb
index 3fdbdb73..db8944b2 100644
--- a/lib/tdlib/types/input_message_content/poll.rb
+++ b/lib/tdlib/types/input_message_content/poll.rb
@@ -3,8 +3,8 @@ module TD::Types
   # Polls can't be sent to secret chats.
   # Polls can be sent only to a private chat with a bot.
   #
-  # @attr question [String] Poll question; 1-255 characters (up to 300 characters for bots).
-  # @attr options [Array<String>] List of poll answer options, 2-10 strings 1-100 characters each.
+  # @attr question [TD::Types::String] Poll question; 1-255 characters (up to 300 characters for bots).
+  # @attr options [Array<TD::Types::String>] List of poll answer options, 2-10 strings 1-100 characters each.
   # @attr is_anonymous [Boolean] True, if the poll voters are anonymous.
   #   Non-anonymous polls can't be sent or forwarded to channels.
   # @attr type [TD::Types::PollType] Type of the poll.
@@ -17,8 +17,8 @@ class InputMessageContent::Poll < InputMessageContent
     attribute :options, TD::Types::Array.of(TD::Types::String)
     attribute :is_anonymous, TD::Types::Bool
     attribute :type, TD::Types::PollType
-    attribute :open_period, TD::Types::Integer
-    attribute :close_date, TD::Types::Integer
+    attribute :open_period, TD::Types::Coercible::Integer
+    attribute :close_date, TD::Types::Coercible::Integer
     attribute :is_closed, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/input_message_content/sticker.rb b/lib/tdlib/types/input_message_content/sticker.rb
index 3822856c..cd03881b 100644
--- a/lib/tdlib/types/input_message_content/sticker.rb
+++ b/lib/tdlib/types/input_message_content/sticker.rb
@@ -5,12 +5,12 @@ module TD::Types
   # @attr thumbnail [TD::Types::InputThumbnail, nil] Sticker thumbnail, if available.
   # @attr width [Integer] Sticker width.
   # @attr height [Integer] Sticker height.
-  # @attr emoji [String] Emoji used to choose the sticker.
+  # @attr emoji [TD::Types::String] Emoji used to choose the sticker.
   class InputMessageContent::Sticker < InputMessageContent
     attribute :sticker, TD::Types::InputFile
     attribute :thumbnail, TD::Types::InputThumbnail.optional.default(nil)
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
     attribute :emoji, TD::Types::String
   end
 end
diff --git a/lib/tdlib/types/input_message_content/video.rb b/lib/tdlib/types/input_message_content/video.rb
index 96ed5a9e..d6fb847a 100644
--- a/lib/tdlib/types/input_message_content/video.rb
+++ b/lib/tdlib/types/input_message_content/video.rb
@@ -14,12 +14,12 @@ module TD::Types
   class InputMessageContent::Video < InputMessageContent
     attribute :video, TD::Types::InputFile
     attribute :thumbnail, TD::Types::InputThumbnail.optional.default(nil)
-    attribute :added_sticker_file_ids, TD::Types::Array.of(TD::Types::Integer)
-    attribute :duration, TD::Types::Integer
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :added_sticker_file_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
+    attribute :duration, TD::Types::Coercible::Integer
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
     attribute :supports_streaming, TD::Types::Bool
     attribute :caption, TD::Types::FormattedText
-    attribute :ttl, TD::Types::Integer
+    attribute :ttl, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/input_message_content/video_note.rb b/lib/tdlib/types/input_message_content/video_note.rb
index 0556b6b0..95781277 100644
--- a/lib/tdlib/types/input_message_content/video_note.rb
+++ b/lib/tdlib/types/input_message_content/video_note.rb
@@ -8,7 +8,7 @@ module TD::Types
   class InputMessageContent::VideoNote < InputMessageContent
     attribute :video_note, TD::Types::InputFile
     attribute :thumbnail, TD::Types::InputThumbnail.optional.default(nil)
-    attribute :duration, TD::Types::Integer
-    attribute :length, TD::Types::Integer
+    attribute :duration, TD::Types::Coercible::Integer
+    attribute :length, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/input_message_content/voice_note.rb b/lib/tdlib/types/input_message_content/voice_note.rb
index 49c19c12..0e2e0718 100644
--- a/lib/tdlib/types/input_message_content/voice_note.rb
+++ b/lib/tdlib/types/input_message_content/voice_note.rb
@@ -7,8 +7,8 @@ module TD::Types
   # @attr caption [TD::Types::FormattedText] Voice note caption; 0-GetOption("message_caption_length_max") characters.
   class InputMessageContent::VoiceNote < InputMessageContent
     attribute :voice_note, TD::Types::InputFile
-    attribute :duration, TD::Types::Integer
-    attribute :waveform, TD::Types::String
+    attribute :duration, TD::Types::Coercible::Integer
+    attribute :waveform, TD::Types::Coercible::String
     attribute :caption, TD::Types::FormattedText
   end
 end
diff --git a/lib/tdlib/types/input_passport_element/email_address.rb b/lib/tdlib/types/input_passport_element/email_address.rb
index fb2dbeb5..36167012 100644
--- a/lib/tdlib/types/input_passport_element/email_address.rb
+++ b/lib/tdlib/types/input_passport_element/email_address.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A Telegram Passport element to be saved containing the user's email address.
   #
-  # @attr email_address [String] The email address to be saved.
+  # @attr email_address [TD::Types::String] The email address to be saved.
   class InputPassportElement::EmailAddress < InputPassportElement
     attribute :email_address, TD::Types::String
   end
diff --git a/lib/tdlib/types/input_passport_element/phone_number.rb b/lib/tdlib/types/input_passport_element/phone_number.rb
index 1d974ad9..dce23bb0 100644
--- a/lib/tdlib/types/input_passport_element/phone_number.rb
+++ b/lib/tdlib/types/input_passport_element/phone_number.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A Telegram Passport element to be saved containing the user's phone number.
   #
-  # @attr phone_number [String] The phone number to be saved.
+  # @attr phone_number [TD::Types::String] The phone number to be saved.
   class InputPassportElement::PhoneNumber < InputPassportElement
     attribute :phone_number, TD::Types::String
   end
diff --git a/lib/tdlib/types/input_passport_element_error.rb b/lib/tdlib/types/input_passport_element_error.rb
index 05fe86f4..8930ad09 100644
--- a/lib/tdlib/types/input_passport_element_error.rb
+++ b/lib/tdlib/types/input_passport_element_error.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Contains the description of an error in a Telegram Passport element; for bots only.
   #
   # @attr type [TD::Types::PassportElementType] Type of Telegram Passport element that has the error.
-  # @attr message [String] Error message.
+  # @attr message [TD::Types::String] Error message.
   # @attr source [TD::Types::InputPassportElementErrorSource] Error source.
   class InputPassportElementError < Base
     attribute :type, TD::Types::PassportElementType
diff --git a/lib/tdlib/types/input_passport_element_error_source/data_field.rb b/lib/tdlib/types/input_passport_element_error_source/data_field.rb
index 46fbe2f1..63487ee4 100644
--- a/lib/tdlib/types/input_passport_element_error_source/data_field.rb
+++ b/lib/tdlib/types/input_passport_element_error_source/data_field.rb
@@ -2,10 +2,10 @@ module TD::Types
   # A data field contains an error.
   # The error is considered resolved when the field's value changes.
   #
-  # @attr field_name [String] Field name.
+  # @attr field_name [TD::Types::String] Field name.
   # @attr data_hash [String] Current data hash.
   class InputPassportElementErrorSource::DataField < InputPassportElementErrorSource
     attribute :field_name, TD::Types::String
-    attribute :data_hash, TD::Types::String
+    attribute :data_hash, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/input_passport_element_error_source/file.rb b/lib/tdlib/types/input_passport_element_error_source/file.rb
index c1194e8c..787fbea2 100644
--- a/lib/tdlib/types/input_passport_element_error_source/file.rb
+++ b/lib/tdlib/types/input_passport_element_error_source/file.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr file_hash [String] Current hash of the file which has the error.
   class InputPassportElementErrorSource::File < InputPassportElementErrorSource
-    attribute :file_hash, TD::Types::String
+    attribute :file_hash, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/input_passport_element_error_source/files.rb b/lib/tdlib/types/input_passport_element_error_source/files.rb
index 3c06a957..dccee80b 100644
--- a/lib/tdlib/types/input_passport_element_error_source/files.rb
+++ b/lib/tdlib/types/input_passport_element_error_source/files.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr file_hashes [Array<String>] Current hashes of all attached files.
   class InputPassportElementErrorSource::Files < InputPassportElementErrorSource
-    attribute :file_hashes, TD::Types::Array.of(TD::Types::String)
+    attribute :file_hashes, TD::Types::Array.of(TD::Types::Coercible::String)
   end
 end
diff --git a/lib/tdlib/types/input_passport_element_error_source/front_side.rb b/lib/tdlib/types/input_passport_element_error_source/front_side.rb
index 526ff4bf..aa6bdd50 100644
--- a/lib/tdlib/types/input_passport_element_error_source/front_side.rb
+++ b/lib/tdlib/types/input_passport_element_error_source/front_side.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr file_hash [String] Current hash of the file containing the front side.
   class InputPassportElementErrorSource::FrontSide < InputPassportElementErrorSource
-    attribute :file_hash, TD::Types::String
+    attribute :file_hash, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/input_passport_element_error_source/reverse_side.rb b/lib/tdlib/types/input_passport_element_error_source/reverse_side.rb
index 5929ec12..28613a58 100644
--- a/lib/tdlib/types/input_passport_element_error_source/reverse_side.rb
+++ b/lib/tdlib/types/input_passport_element_error_source/reverse_side.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr file_hash [String] Current hash of the file containing the reverse side.
   class InputPassportElementErrorSource::ReverseSide < InputPassportElementErrorSource
-    attribute :file_hash, TD::Types::String
+    attribute :file_hash, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/input_passport_element_error_source/selfie.rb b/lib/tdlib/types/input_passport_element_error_source/selfie.rb
index 41254f14..79e5e2e3 100644
--- a/lib/tdlib/types/input_passport_element_error_source/selfie.rb
+++ b/lib/tdlib/types/input_passport_element_error_source/selfie.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr file_hash [String] Current hash of the file containing the selfie.
   class InputPassportElementErrorSource::Selfie < InputPassportElementErrorSource
-    attribute :file_hash, TD::Types::String
+    attribute :file_hash, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/input_passport_element_error_source/translation_file.rb b/lib/tdlib/types/input_passport_element_error_source/translation_file.rb
index fd5371ec..1b9b8b8c 100644
--- a/lib/tdlib/types/input_passport_element_error_source/translation_file.rb
+++ b/lib/tdlib/types/input_passport_element_error_source/translation_file.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr file_hash [String] Current hash of the file containing the translation.
   class InputPassportElementErrorSource::TranslationFile < InputPassportElementErrorSource
-    attribute :file_hash, TD::Types::String
+    attribute :file_hash, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/input_passport_element_error_source/translation_files.rb b/lib/tdlib/types/input_passport_element_error_source/translation_files.rb
index 725ad806..03b81c75 100644
--- a/lib/tdlib/types/input_passport_element_error_source/translation_files.rb
+++ b/lib/tdlib/types/input_passport_element_error_source/translation_files.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr file_hashes [Array<String>] Current hashes of all files with the translation.
   class InputPassportElementErrorSource::TranslationFiles < InputPassportElementErrorSource
-    attribute :file_hashes, TD::Types::Array.of(TD::Types::String)
+    attribute :file_hashes, TD::Types::Array.of(TD::Types::Coercible::String)
   end
 end
diff --git a/lib/tdlib/types/input_passport_element_error_source/unspecified.rb b/lib/tdlib/types/input_passport_element_error_source/unspecified.rb
index a33cc159..67adf1e8 100644
--- a/lib/tdlib/types/input_passport_element_error_source/unspecified.rb
+++ b/lib/tdlib/types/input_passport_element_error_source/unspecified.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr element_hash [String] Current hash of the entire element.
   class InputPassportElementErrorSource::Unspecified < InputPassportElementErrorSource
-    attribute :element_hash, TD::Types::String
+    attribute :element_hash, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/input_sticker/animated.rb b/lib/tdlib/types/input_sticker/animated.rb
index da891116..da21e16f 100644
--- a/lib/tdlib/types/input_sticker/animated.rb
+++ b/lib/tdlib/types/input_sticker/animated.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr sticker [TD::Types::InputFile] File with the animated sticker.
   #   Only local or uploaded within a week files are supported.
   #   See https://core.telegram.org/animated_stickers#technical-requirements for technical requirements.
-  # @attr emojis [String] Emojis corresponding to the sticker.
+  # @attr emojis [TD::Types::String] Emojis corresponding to the sticker.
   class InputSticker::Animated < InputSticker
     attribute :sticker, TD::Types::InputFile
     attribute :emojis, TD::Types::String
diff --git a/lib/tdlib/types/input_sticker/static.rb b/lib/tdlib/types/input_sticker/static.rb
index 20a1bd60..b5f52c13 100644
--- a/lib/tdlib/types/input_sticker/static.rb
+++ b/lib/tdlib/types/input_sticker/static.rb
@@ -3,7 +3,7 @@ module TD::Types
   #
   # @attr sticker [TD::Types::InputFile] PNG image with the sticker; must be up to 512 KB in size and fit in a 512x512
   #   square.
-  # @attr emojis [String] Emojis corresponding to the sticker.
+  # @attr emojis [TD::Types::String] Emojis corresponding to the sticker.
   # @attr mask_position [TD::Types::MaskPosition, nil] For masks, position where the mask should be placed; may be
   #   null.
   class InputSticker::Static < InputSticker
diff --git a/lib/tdlib/types/input_thumbnail.rb b/lib/tdlib/types/input_thumbnail.rb
index 167ccd0b..11745565 100644
--- a/lib/tdlib/types/input_thumbnail.rb
+++ b/lib/tdlib/types/input_thumbnail.rb
@@ -10,7 +10,7 @@ module TD::Types
   #   Use 0 if unknown.
   class InputThumbnail < Base
     attribute :thumbnail, TD::Types::InputFile
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/invoice.rb b/lib/tdlib/types/invoice.rb
index 4a4408ad..f5a4b800 100644
--- a/lib/tdlib/types/invoice.rb
+++ b/lib/tdlib/types/invoice.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Product invoice.
   #
-  # @attr currency [String] ISO 4217 currency code.
+  # @attr currency [TD::Types::String] ISO 4217 currency code.
   # @attr price_parts [Array<TD::Types::LabeledPricePart>] A list of objects used to calculate the total price of the
   #   product.
   # @attr max_tip_amount [Integer] The maximum allowed amount of tip in the smallest units of the currency.
@@ -17,8 +17,8 @@ module TD::Types
   class Invoice < Base
     attribute :currency, TD::Types::String
     attribute :price_parts, TD::Types::Array.of(TD::Types::LabeledPricePart)
-    attribute :max_tip_amount, TD::Types::Integer
-    attribute :suggested_tip_amounts, TD::Types::Array.of(TD::Types::Integer)
+    attribute :max_tip_amount, TD::Types::Coercible::Integer
+    attribute :suggested_tip_amounts, TD::Types::Array.of(TD::Types::Coercible::Integer)
     attribute :is_test, TD::Types::Bool
     attribute :need_name, TD::Types::Bool
     attribute :need_phone_number, TD::Types::Bool
diff --git a/lib/tdlib/types/json_object_member.rb b/lib/tdlib/types/json_object_member.rb
index 345b71b2..2224754f 100644
--- a/lib/tdlib/types/json_object_member.rb
+++ b/lib/tdlib/types/json_object_member.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents one member of a JSON object.
   #
-  # @attr key [String] Member's key.
+  # @attr key [TD::Types::String] Member's key.
   # @attr value [TD::Types::JsonValue] Member's value.
   class JsonObjectMember < Base
     attribute :key, TD::Types::String
diff --git a/lib/tdlib/types/json_value/number.rb b/lib/tdlib/types/json_value/number.rb
index e97151b6..ef9d8ed1 100644
--- a/lib/tdlib/types/json_value/number.rb
+++ b/lib/tdlib/types/json_value/number.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr value [Float] The value.
   class JsonValue::Number < JsonValue
-    attribute :value, TD::Types::Float
+    attribute :value, TD::Types::Coercible::Float
   end
 end
diff --git a/lib/tdlib/types/json_value/string.rb b/lib/tdlib/types/json_value/string.rb
index 3be456c3..f63c2e66 100644
--- a/lib/tdlib/types/json_value/string.rb
+++ b/lib/tdlib/types/json_value/string.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents a string JSON value.
   #
-  # @attr value [String] The value.
+  # @attr value [TD::Types::String] The value.
   class JsonValue::String < JsonValue
     attribute :value, TD::Types::String
   end
diff --git a/lib/tdlib/types/keyboard_button.rb b/lib/tdlib/types/keyboard_button.rb
index e3117473..613b6106 100644
--- a/lib/tdlib/types/keyboard_button.rb
+++ b/lib/tdlib/types/keyboard_button.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents a single button in a bot keyboard.
   #
-  # @attr text [String] Text of the button.
+  # @attr text [TD::Types::String] Text of the button.
   # @attr type [TD::Types::KeyboardButtonType] Type of the button.
   class KeyboardButton < Base
     attribute :text, TD::Types::String
diff --git a/lib/tdlib/types/labeled_price_part.rb b/lib/tdlib/types/labeled_price_part.rb
index 01a5aad9..6dc66041 100644
--- a/lib/tdlib/types/labeled_price_part.rb
+++ b/lib/tdlib/types/labeled_price_part.rb
@@ -1,10 +1,10 @@
 module TD::Types
   # Portion of the price of a product (e.g., "delivery cost", "tax amount").
   #
-  # @attr label [String] Label for this portion of the product price.
+  # @attr label [TD::Types::String] Label for this portion of the product price.
   # @attr amount [Integer] Currency amount in the smallest units of the currency.
   class LabeledPricePart < Base
     attribute :label, TD::Types::String
-    attribute :amount, TD::Types::Integer
+    attribute :amount, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/language_pack_info.rb b/lib/tdlib/types/language_pack_info.rb
index e40d9141..d70ac122 100644
--- a/lib/tdlib/types/language_pack_info.rb
+++ b/lib/tdlib/types/language_pack_info.rb
@@ -1,13 +1,13 @@
 module TD::Types
   # Contains information about a language pack.
   #
-  # @attr id [String] Unique language pack identifier.
-  # @attr base_language_pack_id [String, nil] Identifier of a base language pack; may be empty.
+  # @attr id [TD::Types::String] Unique language pack identifier.
+  # @attr base_language_pack_id [TD::Types::String, nil] Identifier of a base language pack; may be empty.
   #   If a string is missed in the language pack, then it should be fetched from base language pack.
   #   Unsupported in custom language packs.
-  # @attr name [String] Language name.
-  # @attr native_name [String] Name of the language in that language.
-  # @attr plural_code [String] A language code to be used to apply plural forms.
+  # @attr name [TD::Types::String] Language name.
+  # @attr native_name [TD::Types::String] Name of the language in that language.
+  # @attr plural_code [TD::Types::String] A language code to be used to apply plural forms.
   #   See https://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html for more info.
   # @attr is_official [Boolean] True, if the language pack is official.
   # @attr is_rtl [Boolean] True, if the language pack strings are RTL.
@@ -16,7 +16,8 @@ module TD::Types
   # @attr total_string_count [Integer] Total number of non-deleted strings from the language pack.
   # @attr translated_string_count [Integer] Total number of translated strings from the language pack.
   # @attr local_string_count [Integer] Total number of non-deleted strings from the language pack available locally.
-  # @attr translation_url [String, nil] Link to language translation interface; empty for custom local language packs.
+  # @attr translation_url [TD::Types::String, nil] Link to language translation interface; empty for custom local
+  #   language packs.
   class LanguagePackInfo < Base
     attribute :id, TD::Types::String
     attribute :base_language_pack_id, TD::Types::String.optional.default(nil)
@@ -27,9 +28,9 @@ class LanguagePackInfo < Base
     attribute :is_rtl, TD::Types::Bool
     attribute :is_beta, TD::Types::Bool
     attribute :is_installed, TD::Types::Bool
-    attribute :total_string_count, TD::Types::Integer
-    attribute :translated_string_count, TD::Types::Integer
-    attribute :local_string_count, TD::Types::Integer
+    attribute :total_string_count, TD::Types::Coercible::Integer
+    attribute :translated_string_count, TD::Types::Coercible::Integer
+    attribute :local_string_count, TD::Types::Coercible::Integer
     attribute :translation_url, TD::Types::String.optional.default(nil)
   end
 end
diff --git a/lib/tdlib/types/language_pack_string.rb b/lib/tdlib/types/language_pack_string.rb
index 219741b5..99873444 100644
--- a/lib/tdlib/types/language_pack_string.rb
+++ b/lib/tdlib/types/language_pack_string.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents one language pack string.
   #
-  # @attr key [String] String key.
+  # @attr key [TD::Types::String] String key.
   # @attr value [TD::Types::LanguagePackStringValue] String value.
   class LanguagePackString < Base
     attribute :key, TD::Types::String
diff --git a/lib/tdlib/types/language_pack_string_value/ordinary.rb b/lib/tdlib/types/language_pack_string_value/ordinary.rb
index a5f6f71f..6216c52e 100644
--- a/lib/tdlib/types/language_pack_string_value/ordinary.rb
+++ b/lib/tdlib/types/language_pack_string_value/ordinary.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # An ordinary language pack string.
   #
-  # @attr value [String] String value.
+  # @attr value [TD::Types::String] String value.
   class LanguagePackStringValue::Ordinary < LanguagePackStringValue
     attribute :value, TD::Types::String
   end
diff --git a/lib/tdlib/types/language_pack_string_value/pluralized.rb b/lib/tdlib/types/language_pack_string_value/pluralized.rb
index 06b96c14..71e0ac62 100644
--- a/lib/tdlib/types/language_pack_string_value/pluralized.rb
+++ b/lib/tdlib/types/language_pack_string_value/pluralized.rb
@@ -2,12 +2,12 @@ module TD::Types
   # A language pack string which has different forms based on the number of some object it mentions.
   # See https://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html for more info.
   #
-  # @attr zero_value [String] Value for zero objects.
-  # @attr one_value [String] Value for one object.
-  # @attr two_value [String] Value for two objects.
-  # @attr few_value [String] Value for few objects.
-  # @attr many_value [String] Value for many objects.
-  # @attr other_value [String] Default value.
+  # @attr zero_value [TD::Types::String] Value for zero objects.
+  # @attr one_value [TD::Types::String] Value for one object.
+  # @attr two_value [TD::Types::String] Value for two objects.
+  # @attr few_value [TD::Types::String] Value for few objects.
+  # @attr many_value [TD::Types::String] Value for many objects.
+  # @attr other_value [TD::Types::String] Default value.
   class LanguagePackStringValue::Pluralized < LanguagePackStringValue
     attribute :zero_value, TD::Types::String
     attribute :one_value, TD::Types::String
diff --git a/lib/tdlib/types/local_file.rb b/lib/tdlib/types/local_file.rb
index 70790dde..3ccddf4c 100644
--- a/lib/tdlib/types/local_file.rb
+++ b/lib/tdlib/types/local_file.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents a local file.
   #
-  # @attr path [String, nil] Local path to the locally available file part; may be empty.
+  # @attr path [TD::Types::String, nil] Local path to the locally available file part; may be empty.
   # @attr can_be_downloaded [Boolean] True, if it is possible to try to download or generate the file.
   # @attr can_be_deleted [Boolean] True, if the file can be deleted.
   # @attr is_downloading_active [Boolean] True, if the file is currently being downloaded (or a local copy is being
@@ -21,8 +21,8 @@ class LocalFile < Base
     attribute :can_be_deleted, TD::Types::Bool
     attribute :is_downloading_active, TD::Types::Bool
     attribute :is_downloading_completed, TD::Types::Bool
-    attribute :download_offset, TD::Types::Integer
-    attribute :downloaded_prefix_size, TD::Types::Integer
-    attribute :downloaded_size, TD::Types::Integer
+    attribute :download_offset, TD::Types::Coercible::Integer
+    attribute :downloaded_prefix_size, TD::Types::Coercible::Integer
+    attribute :downloaded_size, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/location.rb b/lib/tdlib/types/location.rb
index e898b467..05427777 100644
--- a/lib/tdlib/types/location.rb
+++ b/lib/tdlib/types/location.rb
@@ -7,8 +7,8 @@ module TD::Types
   #   sender.
   #   0 if unknown.
   class Location < Base
-    attribute :latitude, TD::Types::Float
-    attribute :longitude, TD::Types::Float
-    attribute :horizontal_accuracy, TD::Types::Float
+    attribute :latitude, TD::Types::Coercible::Float
+    attribute :longitude, TD::Types::Coercible::Float
+    attribute :horizontal_accuracy, TD::Types::Coercible::Float
   end
 end
diff --git a/lib/tdlib/types/log_stream/file.rb b/lib/tdlib/types/log_stream/file.rb
index 5cb41b6a..e819a2d2 100644
--- a/lib/tdlib/types/log_stream/file.rb
+++ b/lib/tdlib/types/log_stream/file.rb
@@ -1,14 +1,14 @@
 module TD::Types
   # The log is written to a file.
   #
-  # @attr path [String] Path to the file to where the internal TDLib log will be written.
+  # @attr path [TD::Types::String] Path to the file to where the internal TDLib log will be written.
   # @attr max_file_size [Integer] The maximum size of the file to where the internal TDLib log is written before the
   #   file will be auto-rotated.
   # @attr redirect_stderr [Boolean] Pass true to additionally redirect stderr to the log file.
   #   Ignored on Windows.
   class LogStream::File < LogStream
     attribute :path, TD::Types::String
-    attribute :max_file_size, TD::Types::Integer
+    attribute :max_file_size, TD::Types::Coercible::Integer
     attribute :redirect_stderr, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/log_tags.rb b/lib/tdlib/types/log_tags.rb
index f0bce62f..2b7ea1c9 100644
--- a/lib/tdlib/types/log_tags.rb
+++ b/lib/tdlib/types/log_tags.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Contains a list of available TDLib internal log tags.
   #
-  # @attr tags [Array<String>] List of log tags.
+  # @attr tags [Array<TD::Types::String>] List of log tags.
   class LogTags < Base
     attribute :tags, TD::Types::Array.of(TD::Types::String)
   end
diff --git a/lib/tdlib/types/log_verbosity_level.rb b/lib/tdlib/types/log_verbosity_level.rb
index 26e4c81d..cacf92c1 100644
--- a/lib/tdlib/types/log_verbosity_level.rb
+++ b/lib/tdlib/types/log_verbosity_level.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr verbosity_level [Integer] Log verbosity level.
   class LogVerbosityLevel < Base
-    attribute :verbosity_level, TD::Types::Integer
+    attribute :verbosity_level, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/login_url_info/open.rb b/lib/tdlib/types/login_url_info/open.rb
index f50d9c7e..fabdaaf0 100644
--- a/lib/tdlib/types/login_url_info/open.rb
+++ b/lib/tdlib/types/login_url_info/open.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # An HTTP url needs to be open.
   #
-  # @attr url [String] The URL to open.
+  # @attr url [TD::Types::String] The URL to open.
   # @attr skip_confirm [Boolean] True, if there is no need to show an ordinary open URL confirm.
   class LoginUrlInfo::Open < LoginUrlInfo
     attribute :url, TD::Types::String
diff --git a/lib/tdlib/types/login_url_info/request_confirmation.rb b/lib/tdlib/types/login_url_info/request_confirmation.rb
index de14dc16..1041d5ed 100644
--- a/lib/tdlib/types/login_url_info/request_confirmation.rb
+++ b/lib/tdlib/types/login_url_info/request_confirmation.rb
@@ -1,15 +1,15 @@
 module TD::Types
   # An authorization confirmation dialog needs to be shown to the user.
   #
-  # @attr url [String] An HTTP URL to be opened.
-  # @attr domain [String] A domain of the URL.
+  # @attr url [TD::Types::String] An HTTP URL to be opened.
+  # @attr domain [TD::Types::String] A domain of the URL.
   # @attr bot_user_id [Integer] User identifier of a bot linked with the website.
   # @attr request_write_access [Boolean] True, if the user needs to be requested to give the permission to the bot to
   #   send them messages.
   class LoginUrlInfo::RequestConfirmation < LoginUrlInfo
     attribute :url, TD::Types::String
     attribute :domain, TD::Types::String
-    attribute :bot_user_id, TD::Types::Integer
+    attribute :bot_user_id, TD::Types::Coercible::Integer
     attribute :request_write_access, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/mask_position.rb b/lib/tdlib/types/mask_position.rb
index 4305d836..44df2119 100644
--- a/lib/tdlib/types/mask_position.rb
+++ b/lib/tdlib/types/mask_position.rb
@@ -10,8 +10,8 @@ module TD::Types
   #   (For example, 2.0 means a doubled size).
   class MaskPosition < Base
     attribute :point, TD::Types::MaskPoint
-    attribute :x_shift, TD::Types::Float
-    attribute :y_shift, TD::Types::Float
-    attribute :scale, TD::Types::Float
+    attribute :x_shift, TD::Types::Coercible::Float
+    attribute :y_shift, TD::Types::Coercible::Float
+    attribute :scale, TD::Types::Coercible::Float
   end
 end
diff --git a/lib/tdlib/types/message.rb b/lib/tdlib/types/message.rb
index cb239465..44a0a8e3 100644
--- a/lib/tdlib/types/message.rb
+++ b/lib/tdlib/types/message.rb
@@ -37,17 +37,18 @@ module TD::Types
   #   TDLib will send {TD::Types::Update::DeleteMessages} or {TD::Types::Update::MessageContent} once the TTL expires.
   # @attr ttl_expires_in [Float] Time left before the message expires, in seconds.
   # @attr via_bot_user_id [Integer] If non-zero, the user identifier of the bot through which this message was sent.
-  # @attr author_signature [String, nil] For channel posts and anonymous group messages, optional author signature.
+  # @attr author_signature [TD::Types::String, nil] For channel posts and anonymous group messages, optional author
+  #   signature.
   # @attr media_album_id [Integer] Unique identifier of an album this message belongs to.
   #   Only audios, documents, photos and videos can be grouped together in albums.
-  # @attr restriction_reason [String] If non-empty, contains a human-readable description of the reason why access to
-  #   this message must be restricted.
+  # @attr restriction_reason [TD::Types::String] If non-empty, contains a human-readable description of the reason why
+  #   access to this message must be restricted.
   # @attr content [TD::Types::MessageContent] Content of the message.
   # @attr reply_markup [TD::Types::ReplyMarkup, nil] Reply markup for the message; may be null.
   class Message < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :sender, TD::Types::MessageSender
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :sending_state, TD::Types::MessageSendingState.optional.default(nil)
     attribute :scheduling_state, TD::Types::MessageSchedulingState.optional.default(nil)
     attribute :is_outgoing, TD::Types::Bool
@@ -60,18 +61,18 @@ class Message < Base
     attribute :can_get_message_thread, TD::Types::Bool
     attribute :is_channel_post, TD::Types::Bool
     attribute :contains_unread_mention, TD::Types::Bool
-    attribute :date, TD::Types::Integer
-    attribute :edit_date, TD::Types::Integer
+    attribute :date, TD::Types::Coercible::Integer
+    attribute :edit_date, TD::Types::Coercible::Integer
     attribute :forward_info, TD::Types::MessageForwardInfo.optional.default(nil)
     attribute :interaction_info, TD::Types::MessageInteractionInfo.optional.default(nil)
-    attribute :reply_in_chat_id, TD::Types::Integer
-    attribute :reply_to_message_id, TD::Types::Integer
-    attribute :message_thread_id, TD::Types::Integer
-    attribute :ttl, TD::Types::Integer
-    attribute :ttl_expires_in, TD::Types::Float
-    attribute :via_bot_user_id, TD::Types::Integer
+    attribute :reply_in_chat_id, TD::Types::Coercible::Integer
+    attribute :reply_to_message_id, TD::Types::Coercible::Integer
+    attribute :message_thread_id, TD::Types::Coercible::Integer
+    attribute :ttl, TD::Types::Coercible::Integer
+    attribute :ttl_expires_in, TD::Types::Coercible::Float
+    attribute :via_bot_user_id, TD::Types::Coercible::Integer
     attribute :author_signature, TD::Types::String.optional.default(nil)
-    attribute :media_album_id, TD::Types::Integer
+    attribute :media_album_id, TD::Types::Coercible::Integer
     attribute :restriction_reason, TD::Types::String
     attribute :content, TD::Types::MessageContent
     attribute :reply_markup, TD::Types::ReplyMarkup.optional.default(nil)
diff --git a/lib/tdlib/types/message_content/basic_group_chat_create.rb b/lib/tdlib/types/message_content/basic_group_chat_create.rb
index 3915ba1a..22ec746b 100644
--- a/lib/tdlib/types/message_content/basic_group_chat_create.rb
+++ b/lib/tdlib/types/message_content/basic_group_chat_create.rb
@@ -1,10 +1,10 @@
 module TD::Types
   # A newly created basic group.
   #
-  # @attr title [String] Title of the basic group.
+  # @attr title [TD::Types::String] Title of the basic group.
   # @attr member_user_ids [Array<Integer>] User identifiers of members in the basic group.
   class MessageContent::BasicGroupChatCreate < MessageContent
     attribute :title, TD::Types::String
-    attribute :member_user_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :member_user_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/message_content/call.rb b/lib/tdlib/types/message_content/call.rb
index b2dedffd..d691e2d7 100644
--- a/lib/tdlib/types/message_content/call.rb
+++ b/lib/tdlib/types/message_content/call.rb
@@ -7,6 +7,6 @@ module TD::Types
   class MessageContent::Call < MessageContent
     attribute :is_video, TD::Types::Bool
     attribute :discard_reason, TD::Types::CallDiscardReason
-    attribute :duration, TD::Types::Integer
+    attribute :duration, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/chat_add_members.rb b/lib/tdlib/types/message_content/chat_add_members.rb
index 8b39dc30..2483739e 100644
--- a/lib/tdlib/types/message_content/chat_add_members.rb
+++ b/lib/tdlib/types/message_content/chat_add_members.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr member_user_ids [Array<Integer>] User identifiers of the new members.
   class MessageContent::ChatAddMembers < MessageContent
-    attribute :member_user_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :member_user_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/message_content/chat_change_title.rb b/lib/tdlib/types/message_content/chat_change_title.rb
index d01f50c8..3dd13a42 100644
--- a/lib/tdlib/types/message_content/chat_change_title.rb
+++ b/lib/tdlib/types/message_content/chat_change_title.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # An updated chat title.
   #
-  # @attr title [String] New chat title.
+  # @attr title [TD::Types::String] New chat title.
   class MessageContent::ChatChangeTitle < MessageContent
     attribute :title, TD::Types::String
   end
diff --git a/lib/tdlib/types/message_content/chat_delete_member.rb b/lib/tdlib/types/message_content/chat_delete_member.rb
index 614875b6..d2fef3c3 100644
--- a/lib/tdlib/types/message_content/chat_delete_member.rb
+++ b/lib/tdlib/types/message_content/chat_delete_member.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr user_id [Integer] User identifier of the deleted chat member.
   class MessageContent::ChatDeleteMember < MessageContent
-    attribute :user_id, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/chat_set_ttl.rb b/lib/tdlib/types/message_content/chat_set_ttl.rb
index 3c787d1d..2af886db 100644
--- a/lib/tdlib/types/message_content/chat_set_ttl.rb
+++ b/lib/tdlib/types/message_content/chat_set_ttl.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr ttl [Integer] New message TTL setting.
   class MessageContent::ChatSetTtl < MessageContent
-    attribute :ttl, TD::Types::Integer
+    attribute :ttl, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/chat_upgrade_from.rb b/lib/tdlib/types/message_content/chat_upgrade_from.rb
index 10889a5f..a19eabfb 100644
--- a/lib/tdlib/types/message_content/chat_upgrade_from.rb
+++ b/lib/tdlib/types/message_content/chat_upgrade_from.rb
@@ -1,10 +1,10 @@
 module TD::Types
   # A supergroup has been created from a basic group.
   #
-  # @attr title [String] Title of the newly created supergroup.
+  # @attr title [TD::Types::String] Title of the newly created supergroup.
   # @attr basic_group_id [Integer] The identifier of the original basic group.
   class MessageContent::ChatUpgradeFrom < MessageContent
     attribute :title, TD::Types::String
-    attribute :basic_group_id, TD::Types::Integer
+    attribute :basic_group_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/chat_upgrade_to.rb b/lib/tdlib/types/message_content/chat_upgrade_to.rb
index b9bdedf4..b3d2ac7e 100644
--- a/lib/tdlib/types/message_content/chat_upgrade_to.rb
+++ b/lib/tdlib/types/message_content/chat_upgrade_to.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr supergroup_id [Integer] Identifier of the supergroup to which the basic group was upgraded.
   class MessageContent::ChatUpgradeTo < MessageContent
-    attribute :supergroup_id, TD::Types::Integer
+    attribute :supergroup_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/custom_service_action.rb b/lib/tdlib/types/message_content/custom_service_action.rb
index 1cfea9f7..1017c2bd 100644
--- a/lib/tdlib/types/message_content/custom_service_action.rb
+++ b/lib/tdlib/types/message_content/custom_service_action.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A non-standard action has happened in the chat.
   #
-  # @attr text [String] Message text to be shown in the chat.
+  # @attr text [TD::Types::String] Message text to be shown in the chat.
   class MessageContent::CustomServiceAction < MessageContent
     attribute :text, TD::Types::String
   end
diff --git a/lib/tdlib/types/message_content/dice.rb b/lib/tdlib/types/message_content/dice.rb
index 9c35567d..436498b1 100644
--- a/lib/tdlib/types/message_content/dice.rb
+++ b/lib/tdlib/types/message_content/dice.rb
@@ -8,7 +8,7 @@ module TD::Types
   # @attr final_state [TD::Types::DiceStickers, nil] The animated stickers with the final dice animation; may be null
   #   if unknown.
   #   {TD::Types::Update::MessageContent} will be sent when the sticker became known.
-  # @attr emoji [String] Emoji on which the dice throw animation is based.
+  # @attr emoji [TD::Types::String] Emoji on which the dice throw animation is based.
   # @attr value [Integer] The dice value.
   #   If the value is 0, the dice don't have final state yet.
   # @attr success_animation_frame_number [Integer] Number of frame after which a success animation like a shower of
@@ -17,7 +17,7 @@ class MessageContent::Dice < MessageContent
     attribute :initial_state, TD::Types::DiceStickers.optional.default(nil)
     attribute :final_state, TD::Types::DiceStickers.optional.default(nil)
     attribute :emoji, TD::Types::String
-    attribute :value, TD::Types::Integer
-    attribute :success_animation_frame_number, TD::Types::Integer
+    attribute :value, TD::Types::Coercible::Integer
+    attribute :success_animation_frame_number, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/game_score.rb b/lib/tdlib/types/message_content/game_score.rb
index 39c24cb6..227b3e8d 100644
--- a/lib/tdlib/types/message_content/game_score.rb
+++ b/lib/tdlib/types/message_content/game_score.rb
@@ -6,8 +6,8 @@ module TD::Types
   #   game.
   # @attr score [Integer] New score.
   class MessageContent::GameScore < MessageContent
-    attribute :game_message_id, TD::Types::Integer
-    attribute :game_id, TD::Types::Integer
-    attribute :score, TD::Types::Integer
+    attribute :game_message_id, TD::Types::Coercible::Integer
+    attribute :game_id, TD::Types::Coercible::Integer
+    attribute :score, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/invite_voice_chat_participants.rb b/lib/tdlib/types/message_content/invite_voice_chat_participants.rb
index 05964bd8..348e6e46 100644
--- a/lib/tdlib/types/message_content/invite_voice_chat_participants.rb
+++ b/lib/tdlib/types/message_content/invite_voice_chat_participants.rb
@@ -5,7 +5,7 @@ module TD::Types
   #   The voice chat can be received through the method getGroupCall.
   # @attr user_ids [Array<Integer>] Invited user identifiers.
   class MessageContent::InviteVoiceChatParticipants < MessageContent
-    attribute :group_call_id, TD::Types::Integer
-    attribute :user_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :group_call_id, TD::Types::Coercible::Integer
+    attribute :user_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/message_content/invoice.rb b/lib/tdlib/types/message_content/invoice.rb
index e049e3f7..24032bfb 100644
--- a/lib/tdlib/types/message_content/invoice.rb
+++ b/lib/tdlib/types/message_content/invoice.rb
@@ -1,12 +1,12 @@
 module TD::Types
   # A message with an invoice from a bot.
   #
-  # @attr title [String] Product title.
-  # @attr description [String] Product description.
+  # @attr title [TD::Types::String] Product title.
+  # @attr description [TD::Types::String] Product description.
   # @attr photo [TD::Types::Photo, nil] Product photo; may be null.
-  # @attr currency [String] Currency for the product price.
+  # @attr currency [TD::Types::String] Currency for the product price.
   # @attr total_amount [Integer] Product total price in the smallest units of the currency.
-  # @attr start_parameter [String] Unique invoice bot start_parameter.
+  # @attr start_parameter [TD::Types::String] Unique invoice bot start_parameter.
   #   To share an invoice use the URL https://t.me/{bot_username}?start={start_parameter}.
   # @attr is_test [Boolean] True, if the invoice is a test invoice.
   # @attr need_shipping_address [Boolean] True, if the shipping address should be specified.
@@ -17,10 +17,10 @@ class MessageContent::Invoice < MessageContent
     attribute :description, TD::Types::String
     attribute :photo, TD::Types::Photo.optional.default(nil)
     attribute :currency, TD::Types::String
-    attribute :total_amount, TD::Types::Integer
+    attribute :total_amount, TD::Types::Coercible::Integer
     attribute :start_parameter, TD::Types::String
     attribute :is_test, TD::Types::Bool
     attribute :need_shipping_address, TD::Types::Bool
-    attribute :receipt_message_id, TD::Types::Integer
+    attribute :receipt_message_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/location.rb b/lib/tdlib/types/message_content/location.rb
index 7c94555a..c6bd32ec 100644
--- a/lib/tdlib/types/message_content/location.rb
+++ b/lib/tdlib/types/message_content/location.rb
@@ -14,9 +14,9 @@ module TD::Types
   #   Available only for the message sender.
   class MessageContent::Location < MessageContent
     attribute :location, TD::Types::Location
-    attribute :live_period, TD::Types::Integer
-    attribute :expires_in, TD::Types::Integer
-    attribute :heading, TD::Types::Integer
-    attribute :proximity_alert_radius, TD::Types::Integer
+    attribute :live_period, TD::Types::Coercible::Integer
+    attribute :expires_in, TD::Types::Coercible::Integer
+    attribute :heading, TD::Types::Coercible::Integer
+    attribute :proximity_alert_radius, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/payment_successful.rb b/lib/tdlib/types/message_content/payment_successful.rb
index aedc7f8f..10123127 100644
--- a/lib/tdlib/types/message_content/payment_successful.rb
+++ b/lib/tdlib/types/message_content/payment_successful.rb
@@ -4,12 +4,12 @@ module TD::Types
   # @attr invoice_chat_id [Integer] Identifier of the chat, containing the corresponding invoice message; 0 if unknown.
   # @attr invoice_message_id [Integer] Identifier of the message with the corresponding invoice; can be an identifier
   #   of a deleted message.
-  # @attr currency [String] Currency for the price of the product.
+  # @attr currency [TD::Types::String] Currency for the price of the product.
   # @attr total_amount [Integer] Total price for the product, in the smallest units of the currency.
   class MessageContent::PaymentSuccessful < MessageContent
-    attribute :invoice_chat_id, TD::Types::Integer
-    attribute :invoice_message_id, TD::Types::Integer
+    attribute :invoice_chat_id, TD::Types::Coercible::Integer
+    attribute :invoice_message_id, TD::Types::Coercible::Integer
     attribute :currency, TD::Types::String
-    attribute :total_amount, TD::Types::Integer
+    attribute :total_amount, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/payment_successful_bot.rb b/lib/tdlib/types/message_content/payment_successful_bot.rb
index c4df8940..f1347435 100644
--- a/lib/tdlib/types/message_content/payment_successful_bot.rb
+++ b/lib/tdlib/types/message_content/payment_successful_bot.rb
@@ -1,18 +1,18 @@
 module TD::Types
   # A payment has been completed; for bots only.
   #
-  # @attr currency [String] Currency for price of the product.
+  # @attr currency [TD::Types::String] Currency for price of the product.
   # @attr total_amount [Integer] Total price for the product, in the smallest units of the currency.
   # @attr invoice_payload [String] Invoice payload.
-  # @attr shipping_option_id [String, nil] Identifier of the shipping option chosen by the user; may be empty if not
-  #   applicable.
+  # @attr shipping_option_id [TD::Types::String, nil] Identifier of the shipping option chosen by the user; may be
+  #   empty if not applicable.
   # @attr order_info [TD::Types::OrderInfo, nil] Information about the order; may be null.
-  # @attr telegram_payment_charge_id [String] Telegram payment identifier.
-  # @attr provider_payment_charge_id [String] Provider payment identifier.
+  # @attr telegram_payment_charge_id [TD::Types::String] Telegram payment identifier.
+  # @attr provider_payment_charge_id [TD::Types::String] Provider payment identifier.
   class MessageContent::PaymentSuccessfulBot < MessageContent
     attribute :currency, TD::Types::String
-    attribute :total_amount, TD::Types::Integer
-    attribute :invoice_payload, TD::Types::String
+    attribute :total_amount, TD::Types::Coercible::Integer
+    attribute :invoice_payload, TD::Types::Coercible::String
     attribute :shipping_option_id, TD::Types::String.optional.default(nil)
     attribute :order_info, TD::Types::OrderInfo.optional.default(nil)
     attribute :telegram_payment_charge_id, TD::Types::String
diff --git a/lib/tdlib/types/message_content/pin_message.rb b/lib/tdlib/types/message_content/pin_message.rb
index f0f17bfd..fe8fdc1e 100644
--- a/lib/tdlib/types/message_content/pin_message.rb
+++ b/lib/tdlib/types/message_content/pin_message.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr message_id [Integer] Identifier of the pinned message, can be an identifier of a deleted message or 0.
   class MessageContent::PinMessage < MessageContent
-    attribute :message_id, TD::Types::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/proximity_alert_triggered.rb b/lib/tdlib/types/message_content/proximity_alert_triggered.rb
index 081d4428..128c5502 100644
--- a/lib/tdlib/types/message_content/proximity_alert_triggered.rb
+++ b/lib/tdlib/types/message_content/proximity_alert_triggered.rb
@@ -7,6 +7,6 @@ module TD::Types
   class MessageContent::ProximityAlertTriggered < MessageContent
     attribute :traveler, TD::Types::MessageSender
     attribute :watcher, TD::Types::MessageSender
-    attribute :distance, TD::Types::Integer
+    attribute :distance, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/supergroup_chat_create.rb b/lib/tdlib/types/message_content/supergroup_chat_create.rb
index 9e283093..16e3b173 100644
--- a/lib/tdlib/types/message_content/supergroup_chat_create.rb
+++ b/lib/tdlib/types/message_content/supergroup_chat_create.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A newly created supergroup or channel.
   #
-  # @attr title [String] Title of the supergroup or channel.
+  # @attr title [TD::Types::String] Title of the supergroup or channel.
   class MessageContent::SupergroupChatCreate < MessageContent
     attribute :title, TD::Types::String
   end
diff --git a/lib/tdlib/types/message_content/voice_chat_ended.rb b/lib/tdlib/types/message_content/voice_chat_ended.rb
index 61ee1426..57193d03 100644
--- a/lib/tdlib/types/message_content/voice_chat_ended.rb
+++ b/lib/tdlib/types/message_content/voice_chat_ended.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr duration [Integer] Call duration.
   class MessageContent::VoiceChatEnded < MessageContent
-    attribute :duration, TD::Types::Integer
+    attribute :duration, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/voice_chat_scheduled.rb b/lib/tdlib/types/message_content/voice_chat_scheduled.rb
index a55d2b7a..e876918b 100644
--- a/lib/tdlib/types/message_content/voice_chat_scheduled.rb
+++ b/lib/tdlib/types/message_content/voice_chat_scheduled.rb
@@ -6,7 +6,7 @@ module TD::Types
   # @attr start_date [Integer] Point in time (Unix timestamp) when the group call is supposed to be started by an
   #   administrator.
   class MessageContent::VoiceChatScheduled < MessageContent
-    attribute :group_call_id, TD::Types::Integer
-    attribute :start_date, TD::Types::Integer
+    attribute :group_call_id, TD::Types::Coercible::Integer
+    attribute :start_date, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/voice_chat_started.rb b/lib/tdlib/types/message_content/voice_chat_started.rb
index c3584f24..732a2783 100644
--- a/lib/tdlib/types/message_content/voice_chat_started.rb
+++ b/lib/tdlib/types/message_content/voice_chat_started.rb
@@ -4,6 +4,6 @@ module TD::Types
   # @attr group_call_id [Integer] Identifier of the voice chat.
   #   The voice chat can be received through the method getGroupCall.
   class MessageContent::VoiceChatStarted < MessageContent
-    attribute :group_call_id, TD::Types::Integer
+    attribute :group_call_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_content/website_connected.rb b/lib/tdlib/types/message_content/website_connected.rb
index 8bb88812..b42cbed5 100644
--- a/lib/tdlib/types/message_content/website_connected.rb
+++ b/lib/tdlib/types/message_content/website_connected.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # The current user has connected a website by logging in using Telegram Login Widget on it.
   #
-  # @attr domain_name [String] Domain name of the connected website.
+  # @attr domain_name [TD::Types::String] Domain name of the connected website.
   class MessageContent::WebsiteConnected < MessageContent
     attribute :domain_name, TD::Types::String
   end
diff --git a/lib/tdlib/types/message_file_type/group.rb b/lib/tdlib/types/message_file_type/group.rb
index 0e9b0e7d..425c9539 100644
--- a/lib/tdlib/types/message_file_type/group.rb
+++ b/lib/tdlib/types/message_file_type/group.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # The messages was exported from a group chat.
   #
-  # @attr title [String, nil] Title of the group chat; may be empty if unrecognized.
+  # @attr title [TD::Types::String, nil] Title of the group chat; may be empty if unrecognized.
   class MessageFileType::Group < MessageFileType
     attribute :title, TD::Types::String.optional.default(nil)
   end
diff --git a/lib/tdlib/types/message_file_type/private.rb b/lib/tdlib/types/message_file_type/private.rb
index 709ff7c3..4070935f 100644
--- a/lib/tdlib/types/message_file_type/private.rb
+++ b/lib/tdlib/types/message_file_type/private.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # The messages was exported from a private chat.
   #
-  # @attr name [String, nil] Name of the other party; may be empty if unrecognized.
+  # @attr name [TD::Types::String, nil] Name of the other party; may be empty if unrecognized.
   class MessageFileType::Private < MessageFileType
     attribute :name, TD::Types::String.optional.default(nil)
   end
diff --git a/lib/tdlib/types/message_forward_info.rb b/lib/tdlib/types/message_forward_info.rb
index 00052d66..6d0a8dc9 100644
--- a/lib/tdlib/types/message_forward_info.rb
+++ b/lib/tdlib/types/message_forward_info.rb
@@ -3,8 +3,8 @@ module TD::Types
   #
   # @attr origin [TD::Types::MessageForwardOrigin] Origin of a forwarded message.
   # @attr date [Integer] Point in time (Unix timestamp) when the message was originally sent.
-  # @attr public_service_announcement_type [String] The type of a public service announcement for the forwarded
-  #   message.
+  # @attr public_service_announcement_type [TD::Types::String] The type of a public service announcement for the
+  #   forwarded message.
   # @attr from_chat_id [Integer] For messages forwarded to the chat with the current user (Saved Messages), to the
   #   Replies bot chat, or to the channel's discussion group, the identifier of the chat from which the message was forwarded
   #   last time; 0 if unknown.
@@ -13,9 +13,9 @@ module TD::Types
   #   message was forwarded last time; 0 if unknown.
   class MessageForwardInfo < Base
     attribute :origin, TD::Types::MessageForwardOrigin
-    attribute :date, TD::Types::Integer
+    attribute :date, TD::Types::Coercible::Integer
     attribute :public_service_announcement_type, TD::Types::String
-    attribute :from_chat_id, TD::Types::Integer
-    attribute :from_message_id, TD::Types::Integer
+    attribute :from_chat_id, TD::Types::Coercible::Integer
+    attribute :from_message_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_forward_origin/channel.rb b/lib/tdlib/types/message_forward_origin/channel.rb
index f39d339a..4dd4732a 100644
--- a/lib/tdlib/types/message_forward_origin/channel.rb
+++ b/lib/tdlib/types/message_forward_origin/channel.rb
@@ -3,10 +3,10 @@ module TD::Types
   #
   # @attr chat_id [Integer] Identifier of the chat from which the message was originally forwarded.
   # @attr message_id [Integer] Message identifier of the original message.
-  # @attr author_signature [String] Original post author signature.
+  # @attr author_signature [TD::Types::String] Original post author signature.
   class MessageForwardOrigin::Channel < MessageForwardOrigin
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
     attribute :author_signature, TD::Types::String
   end
 end
diff --git a/lib/tdlib/types/message_forward_origin/chat.rb b/lib/tdlib/types/message_forward_origin/chat.rb
index 75890075..9e102ec7 100644
--- a/lib/tdlib/types/message_forward_origin/chat.rb
+++ b/lib/tdlib/types/message_forward_origin/chat.rb
@@ -2,9 +2,9 @@ module TD::Types
   # The message was originally sent by an anonymous chat administrator on behalf of the chat.
   #
   # @attr sender_chat_id [Integer] Identifier of the chat that originally sent the message.
-  # @attr author_signature [String] Original message author signature.
+  # @attr author_signature [TD::Types::String] Original message author signature.
   class MessageForwardOrigin::Chat < MessageForwardOrigin
-    attribute :sender_chat_id, TD::Types::Integer
+    attribute :sender_chat_id, TD::Types::Coercible::Integer
     attribute :author_signature, TD::Types::String
   end
 end
diff --git a/lib/tdlib/types/message_forward_origin/hidden_user.rb b/lib/tdlib/types/message_forward_origin/hidden_user.rb
index 5d7de02c..a7864ca5 100644
--- a/lib/tdlib/types/message_forward_origin/hidden_user.rb
+++ b/lib/tdlib/types/message_forward_origin/hidden_user.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # The message was originally sent by a user, which is hidden by their privacy settings.
   #
-  # @attr sender_name [String] Name of the sender.
+  # @attr sender_name [TD::Types::String] Name of the sender.
   class MessageForwardOrigin::HiddenUser < MessageForwardOrigin
     attribute :sender_name, TD::Types::String
   end
diff --git a/lib/tdlib/types/message_forward_origin/message_import.rb b/lib/tdlib/types/message_forward_origin/message_import.rb
index bfd3c5d4..a43c3e9d 100644
--- a/lib/tdlib/types/message_forward_origin/message_import.rb
+++ b/lib/tdlib/types/message_forward_origin/message_import.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # The message was imported from an exported message history.
   #
-  # @attr sender_name [String] Name of the sender.
+  # @attr sender_name [TD::Types::String] Name of the sender.
   class MessageForwardOrigin::MessageImport < MessageForwardOrigin
     attribute :sender_name, TD::Types::String
   end
diff --git a/lib/tdlib/types/message_forward_origin/user.rb b/lib/tdlib/types/message_forward_origin/user.rb
index a55eefab..4393485d 100644
--- a/lib/tdlib/types/message_forward_origin/user.rb
+++ b/lib/tdlib/types/message_forward_origin/user.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr sender_user_id [Integer] Identifier of the user that originally sent the message.
   class MessageForwardOrigin::User < MessageForwardOrigin
-    attribute :sender_user_id, TD::Types::Integer
+    attribute :sender_user_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_interaction_info.rb b/lib/tdlib/types/message_interaction_info.rb
index 188e0bc9..3a2691d4 100644
--- a/lib/tdlib/types/message_interaction_info.rb
+++ b/lib/tdlib/types/message_interaction_info.rb
@@ -8,8 +8,8 @@ module TD::Types
   #   Currently, available only in channels with a discussion supergroup and discussion supergroups for messages, which
   #   are not replies itself.
   class MessageInteractionInfo < Base
-    attribute :view_count, TD::Types::Integer
-    attribute :forward_count, TD::Types::Integer
+    attribute :view_count, TD::Types::Coercible::Integer
+    attribute :forward_count, TD::Types::Coercible::Integer
     attribute :reply_info, TD::Types::MessageReplyInfo.optional.default(nil)
   end
 end
diff --git a/lib/tdlib/types/message_link.rb b/lib/tdlib/types/message_link.rb
index 1ad70ac1..da3b0381 100644
--- a/lib/tdlib/types/message_link.rb
+++ b/lib/tdlib/types/message_link.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Contains an HTTPS link to a message in a supergroup or channel.
   #
-  # @attr link [String] Message link.
+  # @attr link [TD::Types::String] Message link.
   # @attr is_public [Boolean] True, if the link will work for non-members of the chat.
   class MessageLink < Base
     attribute :link, TD::Types::String
diff --git a/lib/tdlib/types/message_link_info.rb b/lib/tdlib/types/message_link_info.rb
index 08c0f209..839932d9 100644
--- a/lib/tdlib/types/message_link_info.rb
+++ b/lib/tdlib/types/message_link_info.rb
@@ -8,7 +8,7 @@ module TD::Types
   # @attr for_comment [Boolean] True, if the message is linked as a channel post comment or from a message thread.
   class MessageLinkInfo < Base
     attribute :is_public, TD::Types::Bool
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :message, TD::Types::Message.optional.default(nil)
     attribute :for_album, TD::Types::Bool
     attribute :for_comment, TD::Types::Bool
diff --git a/lib/tdlib/types/message_reply_info.rb b/lib/tdlib/types/message_reply_info.rb
index 86ffa43e..3e10fd0f 100644
--- a/lib/tdlib/types/message_reply_info.rb
+++ b/lib/tdlib/types/message_reply_info.rb
@@ -8,10 +8,10 @@ module TD::Types
   # @attr last_read_outbox_message_id [Integer] Identifier of the last read outgoing reply to the message.
   # @attr last_message_id [Integer] Identifier of the last reply to the message.
   class MessageReplyInfo < Base
-    attribute :reply_count, TD::Types::Integer
+    attribute :reply_count, TD::Types::Coercible::Integer
     attribute :recent_repliers, TD::Types::Array.of(TD::Types::MessageSender)
-    attribute :last_read_inbox_message_id, TD::Types::Integer
-    attribute :last_read_outbox_message_id, TD::Types::Integer
-    attribute :last_message_id, TD::Types::Integer
+    attribute :last_read_inbox_message_id, TD::Types::Coercible::Integer
+    attribute :last_read_outbox_message_id, TD::Types::Coercible::Integer
+    attribute :last_message_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_scheduling_state/send_at_date.rb b/lib/tdlib/types/message_scheduling_state/send_at_date.rb
index 93c0c2ad..d41aa294 100644
--- a/lib/tdlib/types/message_scheduling_state/send_at_date.rb
+++ b/lib/tdlib/types/message_scheduling_state/send_at_date.rb
@@ -4,6 +4,6 @@ module TD::Types
   # @attr send_date [Integer] Date the message will be sent.
   #   The date must be within 367 days in the future.
   class MessageSchedulingState::SendAtDate < MessageSchedulingState
-    attribute :send_date, TD::Types::Integer
+    attribute :send_date, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_sender/chat.rb b/lib/tdlib/types/message_sender/chat.rb
index ebb99222..3966b4ad 100644
--- a/lib/tdlib/types/message_sender/chat.rb
+++ b/lib/tdlib/types/message_sender/chat.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr chat_id [Integer] Identifier of the chat that sent the message.
   class MessageSender::Chat < MessageSender
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_sender/user.rb b/lib/tdlib/types/message_sender/user.rb
index abf76171..04fa97f4 100644
--- a/lib/tdlib/types/message_sender/user.rb
+++ b/lib/tdlib/types/message_sender/user.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr user_id [Integer] Identifier of the user that sent the message.
   class MessageSender::User < MessageSender
-    attribute :user_id, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/message_senders.rb b/lib/tdlib/types/message_senders.rb
index ce9d4f4b..159339bb 100644
--- a/lib/tdlib/types/message_senders.rb
+++ b/lib/tdlib/types/message_senders.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr total_count [Integer] Approximate total count of messages senders found.
   # @attr senders [Array<TD::Types::MessageSender>] List of message senders.
   class MessageSenders < Base
-    attribute :total_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
     attribute :senders, TD::Types::Array.of(TD::Types::MessageSender)
   end
 end
diff --git a/lib/tdlib/types/message_sending_state/failed.rb b/lib/tdlib/types/message_sending_state/failed.rb
index f66e04b4..22a0e94e 100644
--- a/lib/tdlib/types/message_sending_state/failed.rb
+++ b/lib/tdlib/types/message_sending_state/failed.rb
@@ -2,14 +2,14 @@ module TD::Types
   # The message failed to be sent.
   #
   # @attr error_code [Integer] An error code; 0 if unknown.
-  # @attr error_message [String] Error message.
+  # @attr error_message [TD::Types::String] Error message.
   # @attr can_retry [Boolean] True, if the message can be re-sent.
   # @attr retry_after [Float] Time left before the message can be re-sent, in seconds.
   #   No update is sent when this field changes.
   class MessageSendingState::Failed < MessageSendingState
-    attribute :error_code, TD::Types::Integer
+    attribute :error_code, TD::Types::Coercible::Integer
     attribute :error_message, TD::Types::String
     attribute :can_retry, TD::Types::Bool
-    attribute :retry_after, TD::Types::Float
+    attribute :retry_after, TD::Types::Coercible::Float
   end
 end
diff --git a/lib/tdlib/types/message_thread_info.rb b/lib/tdlib/types/message_thread_info.rb
index 6820bc7c..b70b9fe1 100644
--- a/lib/tdlib/types/message_thread_info.rb
+++ b/lib/tdlib/types/message_thread_info.rb
@@ -8,8 +8,8 @@ module TD::Types
   #   The messages are returned in a reverse chronological order (i.e., in order of decreasing message_id).
   # @attr draft_message [TD::Types::DraftMessage, nil] A draft of a message in the message thread; may be null.
   class MessageThreadInfo < Base
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_thread_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_thread_id, TD::Types::Coercible::Integer
     attribute :reply_info, TD::Types::MessageReplyInfo
     attribute :messages, TD::Types::Array.of(TD::Types::Message)
     attribute :draft_message, TD::Types::DraftMessage.optional.default(nil)
diff --git a/lib/tdlib/types/messages.rb b/lib/tdlib/types/messages.rb
index 0e92b44e..4d63f718 100644
--- a/lib/tdlib/types/messages.rb
+++ b/lib/tdlib/types/messages.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr total_count [Integer] Approximate total count of messages found.
   # @attr messages [Array<TD::Types::Message>, nil] List of messages; messages may be null.
   class Messages < Base
-    attribute :total_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
     attribute :messages, TD::Types::Array.of(TD::Types::Message).optional.default(nil)
   end
 end
diff --git a/lib/tdlib/types/minithumbnail.rb b/lib/tdlib/types/minithumbnail.rb
index f9b00a0c..67299110 100644
--- a/lib/tdlib/types/minithumbnail.rb
+++ b/lib/tdlib/types/minithumbnail.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr height [Integer] Thumbnail height, usually doesn't exceed 40.
   # @attr data [String] The thumbnail in JPEG format.
   class Minithumbnail < Base
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
-    attribute :data, TD::Types::String
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
+    attribute :data, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/network_statistics.rb b/lib/tdlib/types/network_statistics.rb
index 14478297..d595fa1f 100644
--- a/lib/tdlib/types/network_statistics.rb
+++ b/lib/tdlib/types/network_statistics.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr since_date [Integer] Point in time (Unix timestamp) from which the statistics are collected.
   # @attr entries [Array<TD::Types::NetworkStatisticsEntry>] Network statistics entries.
   class NetworkStatistics < Base
-    attribute :since_date, TD::Types::Integer
+    attribute :since_date, TD::Types::Coercible::Integer
     attribute :entries, TD::Types::Array.of(TD::Types::NetworkStatisticsEntry)
   end
 end
diff --git a/lib/tdlib/types/network_statistics_entry/call.rb b/lib/tdlib/types/network_statistics_entry/call.rb
index 17b7c12b..2a8805be 100644
--- a/lib/tdlib/types/network_statistics_entry/call.rb
+++ b/lib/tdlib/types/network_statistics_entry/call.rb
@@ -8,8 +8,8 @@ module TD::Types
   # @attr duration [Float] Total call duration, in seconds.
   class NetworkStatisticsEntry::Call < NetworkStatisticsEntry
     attribute :network_type, TD::Types::NetworkType
-    attribute :sent_bytes, TD::Types::Integer
-    attribute :received_bytes, TD::Types::Integer
-    attribute :duration, TD::Types::Float
+    attribute :sent_bytes, TD::Types::Coercible::Integer
+    attribute :received_bytes, TD::Types::Coercible::Integer
+    attribute :duration, TD::Types::Coercible::Float
   end
 end
diff --git a/lib/tdlib/types/network_statistics_entry/file.rb b/lib/tdlib/types/network_statistics_entry/file.rb
index 42316954..479cacef 100644
--- a/lib/tdlib/types/network_statistics_entry/file.rb
+++ b/lib/tdlib/types/network_statistics_entry/file.rb
@@ -9,7 +9,7 @@ module TD::Types
   class NetworkStatisticsEntry::File < NetworkStatisticsEntry
     attribute :file_type, TD::Types::FileType
     attribute :network_type, TD::Types::NetworkType
-    attribute :sent_bytes, TD::Types::Integer
-    attribute :received_bytes, TD::Types::Integer
+    attribute :sent_bytes, TD::Types::Coercible::Integer
+    attribute :received_bytes, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/notification.rb b/lib/tdlib/types/notification.rb
index 6f18875a..1b24c6b1 100644
--- a/lib/tdlib/types/notification.rb
+++ b/lib/tdlib/types/notification.rb
@@ -6,8 +6,8 @@ module TD::Types
   # @attr is_silent [Boolean] True, if the notification was initially silent.
   # @attr type [TD::Types::NotificationType] Notification type.
   class Notification < Base
-    attribute :id, TD::Types::Integer
-    attribute :date, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :date, TD::Types::Coercible::Integer
     attribute :is_silent, TD::Types::Bool
     attribute :type, TD::Types::NotificationType
   end
diff --git a/lib/tdlib/types/notification_group.rb b/lib/tdlib/types/notification_group.rb
index bb3e075c..27fa1bfe 100644
--- a/lib/tdlib/types/notification_group.rb
+++ b/lib/tdlib/types/notification_group.rb
@@ -7,10 +7,10 @@ module TD::Types
   # @attr total_count [Integer] Total number of active notifications in the group.
   # @attr notifications [Array<TD::Types::Notification>] The list of active notifications.
   class NotificationGroup < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :type, TD::Types::NotificationGroupType
-    attribute :chat_id, TD::Types::Integer
-    attribute :total_count, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
     attribute :notifications, TD::Types::Array.of(TD::Types::Notification)
   end
 end
diff --git a/lib/tdlib/types/notification_type/new_call.rb b/lib/tdlib/types/notification_type/new_call.rb
index b59400c1..f1fa3789 100644
--- a/lib/tdlib/types/notification_type/new_call.rb
+++ b/lib/tdlib/types/notification_type/new_call.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr call_id [Integer] Call identifier.
   class NotificationType::NewCall < NotificationType
-    attribute :call_id, TD::Types::Integer
+    attribute :call_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/notification_type/new_push_message.rb b/lib/tdlib/types/notification_type/new_push_message.rb
index ba74820b..46802c9f 100644
--- a/lib/tdlib/types/notification_type/new_push_message.rb
+++ b/lib/tdlib/types/notification_type/new_push_message.rb
@@ -6,11 +6,11 @@ module TD::Types
   #   reply_to_message_id.
   # @attr sender [TD::Types::MessageSender] The sender of the message.
   #   Corresponding user or chat may be inaccessible.
-  # @attr sender_name [String] Name of the sender.
+  # @attr sender_name [TD::Types::String] Name of the sender.
   # @attr is_outgoing [Boolean] True, if the message is outgoing.
   # @attr content [TD::Types::PushMessageContent] Push message content.
   class NotificationType::NewPushMessage < NotificationType
-    attribute :message_id, TD::Types::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
     attribute :sender, TD::Types::MessageSender
     attribute :sender_name, TD::Types::String
     attribute :is_outgoing, TD::Types::Bool
diff --git a/lib/tdlib/types/option_value/integer.rb b/lib/tdlib/types/option_value/integer.rb
index 03f6149f..ca55fec5 100644
--- a/lib/tdlib/types/option_value/integer.rb
+++ b/lib/tdlib/types/option_value/integer.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr value [Integer] The value of the option.
   class OptionValue::Integer < OptionValue
-    attribute :value, TD::Types::Integer
+    attribute :value, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/option_value/string.rb b/lib/tdlib/types/option_value/string.rb
index 1f7c5c6b..02da708b 100644
--- a/lib/tdlib/types/option_value/string.rb
+++ b/lib/tdlib/types/option_value/string.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents a string option.
   #
-  # @attr value [String] The value of the option.
+  # @attr value [TD::Types::String] The value of the option.
   class OptionValue::String < OptionValue
     attribute :value, TD::Types::String
   end
diff --git a/lib/tdlib/types/order_info.rb b/lib/tdlib/types/order_info.rb
index 0eb0e9a0..10aebb70 100644
--- a/lib/tdlib/types/order_info.rb
+++ b/lib/tdlib/types/order_info.rb
@@ -1,9 +1,9 @@
 module TD::Types
   # Order information.
   #
-  # @attr name [String] Name of the user.
-  # @attr phone_number [String] Phone number of the user.
-  # @attr email_address [String] Email address of the user.
+  # @attr name [TD::Types::String] Name of the user.
+  # @attr phone_number [TD::Types::String] Phone number of the user.
+  # @attr email_address [TD::Types::String] Email address of the user.
   # @attr shipping_address [TD::Types::Address, nil] Shipping address for this order; may be null.
   class OrderInfo < Base
     attribute :name, TD::Types::String
diff --git a/lib/tdlib/types/page_block/anchor.rb b/lib/tdlib/types/page_block/anchor.rb
index 0ac8b87c..b58b16f4 100644
--- a/lib/tdlib/types/page_block/anchor.rb
+++ b/lib/tdlib/types/page_block/anchor.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # An invisible anchor on a page, which can be used in a URL to open the page from the specified anchor.
   #
-  # @attr name [String] Name of the anchor.
+  # @attr name [TD::Types::String] Name of the anchor.
   class PageBlock::Anchor < PageBlock
     attribute :name, TD::Types::String
   end
diff --git a/lib/tdlib/types/page_block/author_date.rb b/lib/tdlib/types/page_block/author_date.rb
index 82894df5..64e2d425 100644
--- a/lib/tdlib/types/page_block/author_date.rb
+++ b/lib/tdlib/types/page_block/author_date.rb
@@ -5,6 +5,6 @@ module TD::Types
   # @attr publish_date [Integer] Point in time (Unix timestamp) when the article was published; 0 if unknown.
   class PageBlock::AuthorDate < PageBlock
     attribute :author, TD::Types::RichText
-    attribute :publish_date, TD::Types::Integer
+    attribute :publish_date, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/page_block/chat_link.rb b/lib/tdlib/types/page_block/chat_link.rb
index e2ce1fb5..1d0e7fdc 100644
--- a/lib/tdlib/types/page_block/chat_link.rb
+++ b/lib/tdlib/types/page_block/chat_link.rb
@@ -1,9 +1,9 @@
 module TD::Types
   # A link to a chat.
   #
-  # @attr title [String] Chat title.
+  # @attr title [TD::Types::String] Chat title.
   # @attr photo [TD::Types::ChatPhotoInfo, nil] Chat photo; may be null.
-  # @attr username [String] Chat username, by which all other information about the chat should be resolved.
+  # @attr username [TD::Types::String] Chat username, by which all other information about the chat should be resolved.
   class PageBlock::ChatLink < PageBlock
     attribute :title, TD::Types::String
     attribute :photo, TD::Types::ChatPhotoInfo.optional.default(nil)
diff --git a/lib/tdlib/types/page_block/embedded.rb b/lib/tdlib/types/page_block/embedded.rb
index 17ccd4a2..e1e8e1f2 100644
--- a/lib/tdlib/types/page_block/embedded.rb
+++ b/lib/tdlib/types/page_block/embedded.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # An embedded web page.
   #
-  # @attr url [String, nil] Web page URL, if available.
-  # @attr html [String] HTML-markup of the embedded page.
+  # @attr url [TD::Types::String, nil] Web page URL, if available.
+  # @attr html [TD::Types::String] HTML-markup of the embedded page.
   # @attr poster_photo [TD::Types::Photo, nil] Poster photo, if available; may be null.
   # @attr width [Integer] Block width; 0 if unknown.
   # @attr height [Integer] Block height; 0 if unknown.
@@ -13,8 +13,8 @@ class PageBlock::Embedded < PageBlock
     attribute :url, TD::Types::String.optional.default(nil)
     attribute :html, TD::Types::String
     attribute :poster_photo, TD::Types::Photo.optional.default(nil)
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
     attribute :caption, TD::Types::PageBlockCaption
     attribute :is_full_width, TD::Types::Bool
     attribute :allow_scrolling, TD::Types::Bool
diff --git a/lib/tdlib/types/page_block/embedded_post.rb b/lib/tdlib/types/page_block/embedded_post.rb
index b7eeaab6..075684a4 100644
--- a/lib/tdlib/types/page_block/embedded_post.rb
+++ b/lib/tdlib/types/page_block/embedded_post.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # An embedded post.
   #
-  # @attr url [String] Web page URL.
-  # @attr author [String] Post author.
+  # @attr url [TD::Types::String] Web page URL.
+  # @attr author [TD::Types::String] Post author.
   # @attr author_photo [TD::Types::Photo, nil] Post author photo; may be null.
   # @attr date [Integer] Point in time (Unix timestamp) when the post was created; 0 if unknown.
   # @attr page_blocks [Array<TD::Types::PageBlock>] Post content.
@@ -11,7 +11,7 @@ class PageBlock::EmbeddedPost < PageBlock
     attribute :url, TD::Types::String
     attribute :author, TD::Types::String
     attribute :author_photo, TD::Types::Photo.optional.default(nil)
-    attribute :date, TD::Types::Integer
+    attribute :date, TD::Types::Coercible::Integer
     attribute :page_blocks, TD::Types::Array.of(TD::Types::PageBlock)
     attribute :caption, TD::Types::PageBlockCaption
   end
diff --git a/lib/tdlib/types/page_block/map.rb b/lib/tdlib/types/page_block/map.rb
index 1fa72f88..9ef044cc 100644
--- a/lib/tdlib/types/page_block/map.rb
+++ b/lib/tdlib/types/page_block/map.rb
@@ -8,9 +8,9 @@ module TD::Types
   # @attr caption [TD::Types::PageBlockCaption] Block caption.
   class PageBlock::Map < PageBlock
     attribute :location, TD::Types::Location
-    attribute :zoom, TD::Types::Integer
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :zoom, TD::Types::Coercible::Integer
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
     attribute :caption, TD::Types::PageBlockCaption
   end
 end
diff --git a/lib/tdlib/types/page_block/photo.rb b/lib/tdlib/types/page_block/photo.rb
index a3cf21b9..3d0da26c 100644
--- a/lib/tdlib/types/page_block/photo.rb
+++ b/lib/tdlib/types/page_block/photo.rb
@@ -3,7 +3,7 @@ module TD::Types
   #
   # @attr photo [TD::Types::Photo, nil] Photo file; may be null.
   # @attr caption [TD::Types::PageBlockCaption] Photo caption.
-  # @attr url [String] URL that needs to be opened when the photo is clicked.
+  # @attr url [TD::Types::String] URL that needs to be opened when the photo is clicked.
   class PageBlock::Photo < PageBlock
     attribute :photo, TD::Types::Photo.optional.default(nil)
     attribute :caption, TD::Types::PageBlockCaption
diff --git a/lib/tdlib/types/page_block/preformatted.rb b/lib/tdlib/types/page_block/preformatted.rb
index f14da682..8901a09d 100644
--- a/lib/tdlib/types/page_block/preformatted.rb
+++ b/lib/tdlib/types/page_block/preformatted.rb
@@ -2,7 +2,7 @@ module TD::Types
   # A preformatted text paragraph.
   #
   # @attr text [TD::Types::RichText] Paragraph text.
-  # @attr language [String] Programming language for which the text should be formatted.
+  # @attr language [TD::Types::String] Programming language for which the text should be formatted.
   class PageBlock::Preformatted < PageBlock
     attribute :text, TD::Types::RichText
     attribute :language, TD::Types::String
diff --git a/lib/tdlib/types/page_block_list_item.rb b/lib/tdlib/types/page_block_list_item.rb
index 4196402d..cb150cce 100644
--- a/lib/tdlib/types/page_block_list_item.rb
+++ b/lib/tdlib/types/page_block_list_item.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Describes an item of a list page block.
   #
-  # @attr label [String] Item label.
+  # @attr label [TD::Types::String] Item label.
   # @attr page_blocks [Array<TD::Types::PageBlock>] Item blocks.
   class PageBlockListItem < Base
     attribute :label, TD::Types::String
diff --git a/lib/tdlib/types/page_block_related_article.rb b/lib/tdlib/types/page_block_related_article.rb
index 4e33eeb8..0a9c225b 100644
--- a/lib/tdlib/types/page_block_related_article.rb
+++ b/lib/tdlib/types/page_block_related_article.rb
@@ -1,11 +1,11 @@
 module TD::Types
   # Contains information about a related article.
   #
-  # @attr url [String] Related article URL.
-  # @attr title [String, nil] Article title; may be empty.
-  # @attr description [String, nil] Article description; may be empty.
+  # @attr url [TD::Types::String] Related article URL.
+  # @attr title [TD::Types::String, nil] Article title; may be empty.
+  # @attr description [TD::Types::String, nil] Article description; may be empty.
   # @attr photo [TD::Types::Photo, nil] Article photo; may be null.
-  # @attr author [String, nil] Article author; may be empty.
+  # @attr author [TD::Types::String, nil] Article author; may be empty.
   # @attr publish_date [Integer] Point in time (Unix timestamp) when the article was published; 0 if unknown.
   class PageBlockRelatedArticle < Base
     attribute :url, TD::Types::String
@@ -13,6 +13,6 @@ class PageBlockRelatedArticle < Base
     attribute :description, TD::Types::String.optional.default(nil)
     attribute :photo, TD::Types::Photo.optional.default(nil)
     attribute :author, TD::Types::String.optional.default(nil)
-    attribute :publish_date, TD::Types::Integer
+    attribute :publish_date, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/page_block_table_cell.rb b/lib/tdlib/types/page_block_table_cell.rb
index 3379e3de..442a23b7 100644
--- a/lib/tdlib/types/page_block_table_cell.rb
+++ b/lib/tdlib/types/page_block_table_cell.rb
@@ -11,8 +11,8 @@ module TD::Types
   class PageBlockTableCell < Base
     attribute :text, TD::Types::RichText.optional.default(nil)
     attribute :is_header, TD::Types::Bool
-    attribute :colspan, TD::Types::Integer
-    attribute :rowspan, TD::Types::Integer
+    attribute :colspan, TD::Types::Coercible::Integer
+    attribute :rowspan, TD::Types::Coercible::Integer
     attribute :align, TD::Types::PageBlockHorizontalAlignment
     attribute :valign, TD::Types::PageBlockVerticalAlignment
   end
diff --git a/lib/tdlib/types/passport_authorization_form.rb b/lib/tdlib/types/passport_authorization_form.rb
index 31d62dee..b880128b 100644
--- a/lib/tdlib/types/passport_authorization_form.rb
+++ b/lib/tdlib/types/passport_authorization_form.rb
@@ -4,9 +4,9 @@ module TD::Types
   # @attr id [Integer] Unique identifier of the authorization form.
   # @attr required_elements [Array<TD::Types::PassportRequiredElement>] Information about the Telegram Passport
   #   elements that must be provided to complete the form.
-  # @attr privacy_policy_url [String, nil] URL for the privacy policy of the service; may be empty.
+  # @attr privacy_policy_url [TD::Types::String, nil] URL for the privacy policy of the service; may be empty.
   class PassportAuthorizationForm < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :required_elements, TD::Types::Array.of(TD::Types::PassportRequiredElement)
     attribute :privacy_policy_url, TD::Types::String.optional.default(nil)
   end
diff --git a/lib/tdlib/types/passport_element/email_address.rb b/lib/tdlib/types/passport_element/email_address.rb
index 24f39b58..550bffe9 100644
--- a/lib/tdlib/types/passport_element/email_address.rb
+++ b/lib/tdlib/types/passport_element/email_address.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A Telegram Passport element containing the user's email address.
   #
-  # @attr email_address [String] Email address.
+  # @attr email_address [TD::Types::String] Email address.
   class PassportElement::EmailAddress < PassportElement
     attribute :email_address, TD::Types::String
   end
diff --git a/lib/tdlib/types/passport_element/phone_number.rb b/lib/tdlib/types/passport_element/phone_number.rb
index 44039a27..11e45a5f 100644
--- a/lib/tdlib/types/passport_element/phone_number.rb
+++ b/lib/tdlib/types/passport_element/phone_number.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A Telegram Passport element containing the user's phone number.
   #
-  # @attr phone_number [String] Phone number.
+  # @attr phone_number [TD::Types::String] Phone number.
   class PassportElement::PhoneNumber < PassportElement
     attribute :phone_number, TD::Types::String
   end
diff --git a/lib/tdlib/types/passport_element_error.rb b/lib/tdlib/types/passport_element_error.rb
index 3a96e8d9..fe605a57 100644
--- a/lib/tdlib/types/passport_element_error.rb
+++ b/lib/tdlib/types/passport_element_error.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Contains the description of an error in a Telegram Passport element.
   #
   # @attr type [TD::Types::PassportElementType] Type of the Telegram Passport element which has the error.
-  # @attr message [String] Error message.
+  # @attr message [TD::Types::String] Error message.
   # @attr source [TD::Types::PassportElementErrorSource] Error source.
   class PassportElementError < Base
     attribute :type, TD::Types::PassportElementType
diff --git a/lib/tdlib/types/passport_element_error_source/data_field.rb b/lib/tdlib/types/passport_element_error_source/data_field.rb
index d19b5e11..e749e4b4 100644
--- a/lib/tdlib/types/passport_element_error_source/data_field.rb
+++ b/lib/tdlib/types/passport_element_error_source/data_field.rb
@@ -2,7 +2,7 @@ module TD::Types
   # One of the data fields contains an error.
   # The error will be considered resolved when the value of the field changes.
   #
-  # @attr field_name [String] Field name.
+  # @attr field_name [TD::Types::String] Field name.
   class PassportElementErrorSource::DataField < PassportElementErrorSource
     attribute :field_name, TD::Types::String
   end
diff --git a/lib/tdlib/types/passport_element_error_source/file.rb b/lib/tdlib/types/passport_element_error_source/file.rb
index 0c1c164f..7f599264 100644
--- a/lib/tdlib/types/passport_element_error_source/file.rb
+++ b/lib/tdlib/types/passport_element_error_source/file.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr file_index [Integer] Index of a file with the error.
   class PassportElementErrorSource::File < PassportElementErrorSource
-    attribute :file_index, TD::Types::Integer
+    attribute :file_index, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/passport_element_error_source/translation_file.rb b/lib/tdlib/types/passport_element_error_source/translation_file.rb
index dba8e8ac..9998ddd4 100644
--- a/lib/tdlib/types/passport_element_error_source/translation_file.rb
+++ b/lib/tdlib/types/passport_element_error_source/translation_file.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr file_index [Integer] Index of a file with the error.
   class PassportElementErrorSource::TranslationFile < PassportElementErrorSource
-    attribute :file_index, TD::Types::Integer
+    attribute :file_index, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/password_state.rb b/lib/tdlib/types/password_state.rb
index 6b5d3007..6e975f1f 100644
--- a/lib/tdlib/types/password_state.rb
+++ b/lib/tdlib/types/password_state.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Represents the current state of 2-step verification.
   #
   # @attr has_password [Boolean] True, if a 2-step verification password is set.
-  # @attr password_hint [String, nil] Hint for the password; may be empty.
+  # @attr password_hint [TD::Types::String, nil] Hint for the password; may be empty.
   # @attr has_recovery_email_address [Boolean] True, if a recovery email is set.
   # @attr has_passport_data [Boolean] True, if some Telegram Passport elements were saved.
   # @attr recovery_email_address_code_info [TD::Types::EmailAddressAuthenticationCodeInfo, nil] Information about the
diff --git a/lib/tdlib/types/payment_form.rb b/lib/tdlib/types/payment_form.rb
index c0a64ba7..486fb86e 100644
--- a/lib/tdlib/types/payment_form.rb
+++ b/lib/tdlib/types/payment_form.rb
@@ -3,7 +3,7 @@ module TD::Types
   #
   # @attr id [Integer] The payment form identifier.
   # @attr invoice [TD::Types::Invoice] Full information of the invoice.
-  # @attr url [String] Payment form URL.
+  # @attr url [TD::Types::String] Payment form URL.
   # @attr seller_bot_user_id [Integer] User identifier of the seller bot.
   # @attr payments_provider_user_id [Integer] User identifier of the payment provider bot.
   # @attr payments_provider [TD::Types::PaymentsProviderStripe, nil] Contains information about the payment provider,
@@ -15,11 +15,11 @@ module TD::Types
   # @attr need_password [Boolean] True, if the user will be able to save credentials protected by a password they set
   #   up.
   class PaymentForm < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :invoice, TD::Types::Invoice
     attribute :url, TD::Types::String
-    attribute :seller_bot_user_id, TD::Types::Integer
-    attribute :payments_provider_user_id, TD::Types::Integer
+    attribute :seller_bot_user_id, TD::Types::Coercible::Integer
+    attribute :payments_provider_user_id, TD::Types::Coercible::Integer
     attribute :payments_provider, TD::Types::PaymentsProviderStripe.optional.default(nil)
     attribute :saved_order_info, TD::Types::OrderInfo.optional.default(nil)
     attribute :saved_credentials, TD::Types::SavedCredentials.optional.default(nil)
diff --git a/lib/tdlib/types/payment_form_theme.rb b/lib/tdlib/types/payment_form_theme.rb
index 53fc21af..0fc53d3a 100644
--- a/lib/tdlib/types/payment_form_theme.rb
+++ b/lib/tdlib/types/payment_form_theme.rb
@@ -8,11 +8,11 @@ module TD::Types
   # @attr button_color [Integer] A color of thebuttons in the RGB24 format.
   # @attr button_text_color [Integer] A color of text on the buttons in the RGB24 format.
   class PaymentFormTheme < Base
-    attribute :background_color, TD::Types::Integer
-    attribute :text_color, TD::Types::Integer
-    attribute :hint_color, TD::Types::Integer
-    attribute :link_color, TD::Types::Integer
-    attribute :button_color, TD::Types::Integer
-    attribute :button_text_color, TD::Types::Integer
+    attribute :background_color, TD::Types::Coercible::Integer
+    attribute :text_color, TD::Types::Coercible::Integer
+    attribute :hint_color, TD::Types::Coercible::Integer
+    attribute :link_color, TD::Types::Coercible::Integer
+    attribute :button_color, TD::Types::Coercible::Integer
+    attribute :button_text_color, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/payment_receipt.rb b/lib/tdlib/types/payment_receipt.rb
index a11ec8cc..128c6f26 100644
--- a/lib/tdlib/types/payment_receipt.rb
+++ b/lib/tdlib/types/payment_receipt.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # Contains information about a successful payment.
   #
-  # @attr title [String] Product title.
-  # @attr description [String] Product description.
+  # @attr title [TD::Types::String] Product title.
+  # @attr description [TD::Types::String] Product description.
   # @attr photo [TD::Types::Photo, nil] Product photo; may be null.
   # @attr date [Integer] Point in time (Unix timestamp) when the payment was made.
   # @attr seller_bot_user_id [Integer] User identifier of the seller bot.
@@ -10,19 +10,19 @@ module TD::Types
   # @attr invoice [TD::Types::Invoice] Contains information about the invoice.
   # @attr order_info [TD::Types::OrderInfo, nil] Order information; may be null.
   # @attr shipping_option [TD::Types::ShippingOption, nil] Chosen shipping option; may be null.
-  # @attr credentials_title [String] Title of the saved credentials chosen by the buyer.
+  # @attr credentials_title [TD::Types::String] Title of the saved credentials chosen by the buyer.
   # @attr tip_amount [Integer] The amount of tip chosen by the buyer in the smallest units of the currency.
   class PaymentReceipt < Base
     attribute :title, TD::Types::String
     attribute :description, TD::Types::String
     attribute :photo, TD::Types::Photo.optional.default(nil)
-    attribute :date, TD::Types::Integer
-    attribute :seller_bot_user_id, TD::Types::Integer
-    attribute :payments_provider_user_id, TD::Types::Integer
+    attribute :date, TD::Types::Coercible::Integer
+    attribute :seller_bot_user_id, TD::Types::Coercible::Integer
+    attribute :payments_provider_user_id, TD::Types::Coercible::Integer
     attribute :invoice, TD::Types::Invoice
     attribute :order_info, TD::Types::OrderInfo.optional.default(nil)
     attribute :shipping_option, TD::Types::ShippingOption.optional.default(nil)
     attribute :credentials_title, TD::Types::String
-    attribute :tip_amount, TD::Types::Integer
+    attribute :tip_amount, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/payment_result.rb b/lib/tdlib/types/payment_result.rb
index d911bc3b..48556488 100644
--- a/lib/tdlib/types/payment_result.rb
+++ b/lib/tdlib/types/payment_result.rb
@@ -3,7 +3,7 @@ module TD::Types
   #
   # @attr success [Boolean] True, if the payment request was successful; otherwise the verification_url will be not
   #   empty.
-  # @attr verification_url [String] URL for additional payment credentials verification.
+  # @attr verification_url [TD::Types::String] URL for additional payment credentials verification.
   class PaymentResult < Base
     attribute :success, TD::Types::Bool
     attribute :verification_url, TD::Types::String
diff --git a/lib/tdlib/types/payments_provider_stripe.rb b/lib/tdlib/types/payments_provider_stripe.rb
index 922a426e..31ceb1b4 100644
--- a/lib/tdlib/types/payments_provider_stripe.rb
+++ b/lib/tdlib/types/payments_provider_stripe.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Stripe payment provider.
   #
-  # @attr publishable_key [String] Stripe API publishable key.
+  # @attr publishable_key [TD::Types::String] Stripe API publishable key.
   # @attr need_country [Boolean] True, if the user country must be provided.
   # @attr need_postal_code [Boolean] True, if the user ZIP/postal code must be provided.
   # @attr need_cardholder_name [Boolean] True, if the cardholder name must be provided.
diff --git a/lib/tdlib/types/personal_details.rb b/lib/tdlib/types/personal_details.rb
index 3f03339c..5d77557b 100644
--- a/lib/tdlib/types/personal_details.rb
+++ b/lib/tdlib/types/personal_details.rb
@@ -1,16 +1,17 @@
 module TD::Types
   # Contains the user's personal details.
   #
-  # @attr first_name [String] First name of the user written in English; 1-255 characters.
-  # @attr middle_name [String] Middle name of the user written in English; 0-255 characters.
-  # @attr last_name [String] Last name of the user written in English; 1-255 characters.
-  # @attr native_first_name [String] Native first name of the user; 1-255 characters.
-  # @attr native_middle_name [String] Native middle name of the user; 0-255 characters.
-  # @attr native_last_name [String] Native last name of the user; 1-255 characters.
+  # @attr first_name [TD::Types::String] First name of the user written in English; 1-255 characters.
+  # @attr middle_name [TD::Types::String] Middle name of the user written in English; 0-255 characters.
+  # @attr last_name [TD::Types::String] Last name of the user written in English; 1-255 characters.
+  # @attr native_first_name [TD::Types::String] Native first name of the user; 1-255 characters.
+  # @attr native_middle_name [TD::Types::String] Native middle name of the user; 0-255 characters.
+  # @attr native_last_name [TD::Types::String] Native last name of the user; 1-255 characters.
   # @attr birthdate [TD::Types::Date] Birthdate of the user.
-  # @attr gender [String] Gender of the user, "male" or "female".
-  # @attr country_code [String] A two-letter ISO 3166-1 alpha-2 country code of the user's country.
-  # @attr residence_country_code [String] A two-letter ISO 3166-1 alpha-2 country code of the user's residence country.
+  # @attr gender [TD::Types::String] Gender of the user, "male" or "female".
+  # @attr country_code [TD::Types::String] A two-letter ISO 3166-1 alpha-2 country code of the user's country.
+  # @attr residence_country_code [TD::Types::String] A two-letter ISO 3166-1 alpha-2 country code of the user's
+  #   residence country.
   class PersonalDetails < Base
     attribute :first_name, TD::Types::String
     attribute :middle_name, TD::Types::String
diff --git a/lib/tdlib/types/phone_number_info.rb b/lib/tdlib/types/phone_number_info.rb
index 084a08a6..12bd84fa 100644
--- a/lib/tdlib/types/phone_number_info.rb
+++ b/lib/tdlib/types/phone_number_info.rb
@@ -3,9 +3,10 @@ module TD::Types
   #
   # @attr country [TD::Types::CountryInfo, nil] Information about the country to which the phone number belongs; may be
   #   null.
-  # @attr country_calling_code [String] The part of the phone number denoting country calling code or its part.
-  # @attr formatted_phone_number [String] The phone number without country calling code formatted accordingly to local
-  #   rules.
+  # @attr country_calling_code [TD::Types::String] The part of the phone number denoting country calling code or its
+  #   part.
+  # @attr formatted_phone_number [TD::Types::String] The phone number without country calling code formatted
+  #   accordingly to local rules.
   class PhoneNumberInfo < Base
     attribute :country, TD::Types::CountryInfo.optional.default(nil)
     attribute :country_calling_code, TD::Types::String
diff --git a/lib/tdlib/types/photo_size.rb b/lib/tdlib/types/photo_size.rb
index a045e007..c9e3bdac 100644
--- a/lib/tdlib/types/photo_size.rb
+++ b/lib/tdlib/types/photo_size.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Describes an image in JPEG format.
   #
-  # @attr type [String] Image type (see https://core.telegram.org/constructor/photoSize).
+  # @attr type [TD::Types::String] Image type (see https://core.telegram.org/constructor/photoSize).
   # @attr photo [TD::Types::File] Information about the image file.
   # @attr width [Integer] Image width.
   # @attr height [Integer] Image height.
@@ -10,8 +10,8 @@ module TD::Types
   class PhotoSize < Base
     attribute :type, TD::Types::String
     attribute :photo, TD::Types::File
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
-    attribute :progressive_sizes, TD::Types::Array.of(TD::Types::Integer)
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
+    attribute :progressive_sizes, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/point.rb b/lib/tdlib/types/point.rb
index 1b9359fa..dfd6bd76 100644
--- a/lib/tdlib/types/point.rb
+++ b/lib/tdlib/types/point.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr x [Float] The point's first coordinate.
   # @attr y [Float] The point's second coordinate.
   class Point < Base
-    attribute :x, TD::Types::Float
-    attribute :y, TD::Types::Float
+    attribute :x, TD::Types::Coercible::Float
+    attribute :y, TD::Types::Coercible::Float
   end
 end
diff --git a/lib/tdlib/types/poll.rb b/lib/tdlib/types/poll.rb
index ad039cc2..b87fa92d 100644
--- a/lib/tdlib/types/poll.rb
+++ b/lib/tdlib/types/poll.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Describes a poll.
   #
   # @attr id [Integer] Unique poll identifier.
-  # @attr question [String] Poll question; 1-300 characters.
+  # @attr question [TD::Types::String] Poll question; 1-300 characters.
   # @attr options [Array<TD::Types::PollOption>] List of poll answer options.
   # @attr total_voter_count [Integer] Total number of voters, participating in the poll.
   # @attr recent_voter_user_ids [Array<Integer>] User identifiers of recent voters, if the poll is non-anonymous.
@@ -12,15 +12,15 @@ module TD::Types
   # @attr close_date [Integer] Point in time (Unix timestamp) when the poll will be automatically closed.
   # @attr is_closed [Boolean] True, if the poll is closed.
   class Poll < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :question, TD::Types::String
     attribute :options, TD::Types::Array.of(TD::Types::PollOption)
-    attribute :total_voter_count, TD::Types::Integer
-    attribute :recent_voter_user_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :total_voter_count, TD::Types::Coercible::Integer
+    attribute :recent_voter_user_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
     attribute :is_anonymous, TD::Types::Bool
     attribute :type, TD::Types::PollType
-    attribute :open_period, TD::Types::Integer
-    attribute :close_date, TD::Types::Integer
+    attribute :open_period, TD::Types::Coercible::Integer
+    attribute :close_date, TD::Types::Coercible::Integer
     attribute :is_closed, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/poll_option.rb b/lib/tdlib/types/poll_option.rb
index 987ed35c..20f196a5 100644
--- a/lib/tdlib/types/poll_option.rb
+++ b/lib/tdlib/types/poll_option.rb
@@ -1,15 +1,15 @@
 module TD::Types
   # Describes one answer option of a poll.
   #
-  # @attr text [String] Option text; 1-100 characters.
+  # @attr text [TD::Types::String] Option text; 1-100 characters.
   # @attr voter_count [Integer] Number of voters for this option, available only for closed or voted polls.
   # @attr vote_percentage [Integer] The percentage of votes for this option; 0-100.
   # @attr is_chosen [Boolean] True, if the option was chosen by the user.
   # @attr is_being_chosen [Boolean] True, if the option is being chosen by a pending setPollAnswer request.
   class PollOption < Base
     attribute :text, TD::Types::String
-    attribute :voter_count, TD::Types::Integer
-    attribute :vote_percentage, TD::Types::Integer
+    attribute :voter_count, TD::Types::Coercible::Integer
+    attribute :vote_percentage, TD::Types::Coercible::Integer
     attribute :is_chosen, TD::Types::Bool
     attribute :is_being_chosen, TD::Types::Bool
   end
diff --git a/lib/tdlib/types/poll_type/quiz.rb b/lib/tdlib/types/poll_type/quiz.rb
index 7a25c815..21524149 100644
--- a/lib/tdlib/types/poll_type/quiz.rb
+++ b/lib/tdlib/types/poll_type/quiz.rb
@@ -5,7 +5,7 @@ module TD::Types
   # @attr explanation [TD::Types::FormattedText, nil] Text that is shown when the user chooses an incorrect answer or
   #   taps on the lamp icon; 0-200 characters with at most 2 line feeds; empty for a yet unanswered poll.
   class PollType::Quiz < PollType
-    attribute :correct_option_id, TD::Types::Integer
+    attribute :correct_option_id, TD::Types::Coercible::Integer
     attribute :explanation, TD::Types::FormattedText.optional.default(nil)
   end
 end
diff --git a/lib/tdlib/types/profile_photo.rb b/lib/tdlib/types/profile_photo.rb
index 975c015a..fa46f29a 100644
--- a/lib/tdlib/types/profile_photo.rb
+++ b/lib/tdlib/types/profile_photo.rb
@@ -10,7 +10,7 @@ module TD::Types
   # @attr minithumbnail [TD::Types::Minithumbnail, nil] User profile photo minithumbnail; may be null.
   # @attr has_animation [Boolean] True, if the photo has animated variant.
   class ProfilePhoto < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :small, TD::Types::File
     attribute :big, TD::Types::File
     attribute :minithumbnail, TD::Types::Minithumbnail.optional.default(nil)
diff --git a/lib/tdlib/types/proxy.rb b/lib/tdlib/types/proxy.rb
index 6c25365e..7a985b3e 100644
--- a/lib/tdlib/types/proxy.rb
+++ b/lib/tdlib/types/proxy.rb
@@ -2,16 +2,16 @@ module TD::Types
   # Contains information about a proxy server.
   #
   # @attr id [Integer] Unique identifier of the proxy.
-  # @attr server [String] Proxy server IP address.
+  # @attr server [TD::Types::String] Proxy server IP address.
   # @attr port [Integer] Proxy server port.
   # @attr last_used_date [Integer] Point in time (Unix timestamp) when the proxy was last used; 0 if never.
   # @attr is_enabled [Boolean] True, if the proxy is enabled now.
   # @attr type [TD::Types::ProxyType] Type of the proxy.
   class Proxy < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :server, TD::Types::String
-    attribute :port, TD::Types::Integer
-    attribute :last_used_date, TD::Types::Integer
+    attribute :port, TD::Types::Coercible::Integer
+    attribute :last_used_date, TD::Types::Coercible::Integer
     attribute :is_enabled, TD::Types::Bool
     attribute :type, TD::Types::ProxyType
   end
diff --git a/lib/tdlib/types/proxy_type/http.rb b/lib/tdlib/types/proxy_type/http.rb
index 7829606a..29484a3d 100644
--- a/lib/tdlib/types/proxy_type/http.rb
+++ b/lib/tdlib/types/proxy_type/http.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # A HTTP transparent proxy server.
   #
-  # @attr username [String, nil] Username for logging in; may be empty.
-  # @attr password [String, nil] Password for logging in; may be empty.
+  # @attr username [TD::Types::String, nil] Username for logging in; may be empty.
+  # @attr password [TD::Types::String, nil] Password for logging in; may be empty.
   # @attr http_only [Boolean] Pass true if the proxy supports only HTTP requests and doesn't support transparent TCP
   #   connections via HTTP CONNECT method.
   class ProxyType::Http < ProxyType
diff --git a/lib/tdlib/types/proxy_type/mtproto.rb b/lib/tdlib/types/proxy_type/mtproto.rb
index 89f99b31..5f05c735 100644
--- a/lib/tdlib/types/proxy_type/mtproto.rb
+++ b/lib/tdlib/types/proxy_type/mtproto.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # An MTProto proxy server.
   #
-  # @attr secret [String] The proxy's secret in hexadecimal encoding.
+  # @attr secret [TD::Types::String] The proxy's secret in hexadecimal encoding.
   class ProxyType::Mtproto < ProxyType
     attribute :secret, TD::Types::String
   end
diff --git a/lib/tdlib/types/proxy_type/socks5.rb b/lib/tdlib/types/proxy_type/socks5.rb
index 16b611b5..f895d6a2 100644
--- a/lib/tdlib/types/proxy_type/socks5.rb
+++ b/lib/tdlib/types/proxy_type/socks5.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # A SOCKS5 proxy server.
   #
-  # @attr username [String, nil] Username for logging in; may be empty.
-  # @attr password [String, nil] Password for logging in; may be empty.
+  # @attr username [TD::Types::String, nil] Username for logging in; may be empty.
+  # @attr password [TD::Types::String, nil] Password for logging in; may be empty.
   class ProxyType::Socks5 < ProxyType
     attribute :username, TD::Types::String.optional.default(nil)
     attribute :password, TD::Types::String.optional.default(nil)
diff --git a/lib/tdlib/types/push_message_content/animation.rb b/lib/tdlib/types/push_message_content/animation.rb
index 7ab426f3..4ebd7b6b 100644
--- a/lib/tdlib/types/push_message_content/animation.rb
+++ b/lib/tdlib/types/push_message_content/animation.rb
@@ -2,7 +2,7 @@ module TD::Types
   # An animation message (GIF-style)..
   #
   # @attr animation [TD::Types::Animation, nil] Message content; may be null.
-  # @attr caption [String] Animation caption.
+  # @attr caption [TD::Types::String] Animation caption.
   # @attr is_pinned [Boolean] True, if the message is a pinned message with the specified content.
   class PushMessageContent::Animation < PushMessageContent
     attribute :animation, TD::Types::Animation.optional.default(nil)
diff --git a/lib/tdlib/types/push_message_content/chat_add_members.rb b/lib/tdlib/types/push_message_content/chat_add_members.rb
index 6b6236ec..6de8218e 100644
--- a/lib/tdlib/types/push_message_content/chat_add_members.rb
+++ b/lib/tdlib/types/push_message_content/chat_add_members.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # New chat members were invited to a group.
   #
-  # @attr member_name [String] Name of the added member.
+  # @attr member_name [TD::Types::String] Name of the added member.
   # @attr is_current_user [Boolean] True, if the current user was added to the group.
   # @attr is_returned [Boolean] True, if the user has returned to the group themself.
   class PushMessageContent::ChatAddMembers < PushMessageContent
diff --git a/lib/tdlib/types/push_message_content/chat_change_title.rb b/lib/tdlib/types/push_message_content/chat_change_title.rb
index 0c35c51c..db876aed 100644
--- a/lib/tdlib/types/push_message_content/chat_change_title.rb
+++ b/lib/tdlib/types/push_message_content/chat_change_title.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A chat title was edited.
   #
-  # @attr title [String] New chat title.
+  # @attr title [TD::Types::String] New chat title.
   class PushMessageContent::ChatChangeTitle < PushMessageContent
     attribute :title, TD::Types::String
   end
diff --git a/lib/tdlib/types/push_message_content/chat_delete_member.rb b/lib/tdlib/types/push_message_content/chat_delete_member.rb
index 14e378ce..28e01d98 100644
--- a/lib/tdlib/types/push_message_content/chat_delete_member.rb
+++ b/lib/tdlib/types/push_message_content/chat_delete_member.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A chat member was deleted.
   #
-  # @attr member_name [String] Name of the deleted member.
+  # @attr member_name [TD::Types::String] Name of the deleted member.
   # @attr is_current_user [Boolean] True, if the current user was deleted from the group.
   # @attr is_left [Boolean] True, if the user has left the group themself.
   class PushMessageContent::ChatDeleteMember < PushMessageContent
diff --git a/lib/tdlib/types/push_message_content/contact.rb b/lib/tdlib/types/push_message_content/contact.rb
index fde76fd0..c498eb63 100644
--- a/lib/tdlib/types/push_message_content/contact.rb
+++ b/lib/tdlib/types/push_message_content/contact.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A message with a user contact.
   #
-  # @attr name [String] Contact's name.
+  # @attr name [TD::Types::String] Contact's name.
   # @attr is_pinned [Boolean] True, if the message is a pinned message with the specified content.
   class PushMessageContent::Contact < PushMessageContent
     attribute :name, TD::Types::String
diff --git a/lib/tdlib/types/push_message_content/game.rb b/lib/tdlib/types/push_message_content/game.rb
index 5bb8a417..2c7d2932 100644
--- a/lib/tdlib/types/push_message_content/game.rb
+++ b/lib/tdlib/types/push_message_content/game.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A message with a game.
   #
-  # @attr title [String, nil] Game title, empty for pinned game message.
+  # @attr title [TD::Types::String, nil] Game title, empty for pinned game message.
   # @attr is_pinned [Boolean] True, if the message is a pinned message with the specified content.
   class PushMessageContent::Game < PushMessageContent
     attribute :title, TD::Types::String.optional.default(nil)
diff --git a/lib/tdlib/types/push_message_content/game_score.rb b/lib/tdlib/types/push_message_content/game_score.rb
index 0333c6ff..bc6e2464 100644
--- a/lib/tdlib/types/push_message_content/game_score.rb
+++ b/lib/tdlib/types/push_message_content/game_score.rb
@@ -1,12 +1,12 @@
 module TD::Types
   # A new high score was achieved in a game.
   #
-  # @attr title [String, nil] Game title, empty for pinned message.
+  # @attr title [TD::Types::String, nil] Game title, empty for pinned message.
   # @attr score [Integer] New score, 0 for pinned message.
   # @attr is_pinned [Boolean] True, if the message is a pinned message with the specified content.
   class PushMessageContent::GameScore < PushMessageContent
     attribute :title, TD::Types::String.optional.default(nil)
-    attribute :score, TD::Types::Integer
+    attribute :score, TD::Types::Coercible::Integer
     attribute :is_pinned, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/push_message_content/invoice.rb b/lib/tdlib/types/push_message_content/invoice.rb
index 90d68581..475f2930 100644
--- a/lib/tdlib/types/push_message_content/invoice.rb
+++ b/lib/tdlib/types/push_message_content/invoice.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A message with an invoice from a bot.
   #
-  # @attr price [String] Product price.
+  # @attr price [TD::Types::String] Product price.
   # @attr is_pinned [Boolean] True, if the message is a pinned message with the specified content.
   class PushMessageContent::Invoice < PushMessageContent
     attribute :price, TD::Types::String
diff --git a/lib/tdlib/types/push_message_content/media_album.rb b/lib/tdlib/types/push_message_content/media_album.rb
index f9de01f6..af8e1dfc 100644
--- a/lib/tdlib/types/push_message_content/media_album.rb
+++ b/lib/tdlib/types/push_message_content/media_album.rb
@@ -7,7 +7,7 @@ module TD::Types
   # @attr has_audios [Boolean] True, if the album has at least one audio file.
   # @attr has_documents [Boolean] True, if the album has at least one document.
   class PushMessageContent::MediaAlbum < PushMessageContent
-    attribute :total_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
     attribute :has_photos, TD::Types::Bool
     attribute :has_videos, TD::Types::Bool
     attribute :has_audios, TD::Types::Bool
diff --git a/lib/tdlib/types/push_message_content/message_forwards.rb b/lib/tdlib/types/push_message_content/message_forwards.rb
index a636377a..2ca15555 100644
--- a/lib/tdlib/types/push_message_content/message_forwards.rb
+++ b/lib/tdlib/types/push_message_content/message_forwards.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr total_count [Integer] Number of forwarded messages.
   class PushMessageContent::MessageForwards < PushMessageContent
-    attribute :total_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/push_message_content/photo.rb b/lib/tdlib/types/push_message_content/photo.rb
index 6ebc287b..e10421d4 100644
--- a/lib/tdlib/types/push_message_content/photo.rb
+++ b/lib/tdlib/types/push_message_content/photo.rb
@@ -2,7 +2,7 @@ module TD::Types
   # A photo message.
   #
   # @attr photo [TD::Types::Photo, nil] Message content; may be null.
-  # @attr caption [String] Photo caption.
+  # @attr caption [TD::Types::String] Photo caption.
   # @attr is_secret [Boolean] True, if the photo is secret.
   # @attr is_pinned [Boolean] True, if the message is a pinned message with the specified content.
   class PushMessageContent::Photo < PushMessageContent
diff --git a/lib/tdlib/types/push_message_content/poll.rb b/lib/tdlib/types/push_message_content/poll.rb
index c144047b..65107fb9 100644
--- a/lib/tdlib/types/push_message_content/poll.rb
+++ b/lib/tdlib/types/push_message_content/poll.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A message with a poll.
   #
-  # @attr question [String] Poll question.
+  # @attr question [TD::Types::String] Poll question.
   # @attr is_regular [Boolean] True, if the poll is regular and not in quiz mode.
   # @attr is_pinned [Boolean] True, if the message is a pinned message with the specified content.
   class PushMessageContent::Poll < PushMessageContent
diff --git a/lib/tdlib/types/push_message_content/sticker.rb b/lib/tdlib/types/push_message_content/sticker.rb
index 14f173e0..fc875419 100644
--- a/lib/tdlib/types/push_message_content/sticker.rb
+++ b/lib/tdlib/types/push_message_content/sticker.rb
@@ -2,7 +2,7 @@ module TD::Types
   # A message with a sticker.
   #
   # @attr sticker [TD::Types::Sticker, nil] Message content; may be null.
-  # @attr emoji [String, nil] Emoji corresponding to the sticker; may be empty.
+  # @attr emoji [TD::Types::String, nil] Emoji corresponding to the sticker; may be empty.
   # @attr is_pinned [Boolean] True, if the message is a pinned message with the specified content.
   class PushMessageContent::Sticker < PushMessageContent
     attribute :sticker, TD::Types::Sticker.optional.default(nil)
diff --git a/lib/tdlib/types/push_message_content/text.rb b/lib/tdlib/types/push_message_content/text.rb
index 81ea2f67..6288b30c 100644
--- a/lib/tdlib/types/push_message_content/text.rb
+++ b/lib/tdlib/types/push_message_content/text.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A text message.
   #
-  # @attr text [String] Message text.
+  # @attr text [TD::Types::String] Message text.
   # @attr is_pinned [Boolean] True, if the message is a pinned message with the specified content.
   class PushMessageContent::Text < PushMessageContent
     attribute :text, TD::Types::String
diff --git a/lib/tdlib/types/push_message_content/video.rb b/lib/tdlib/types/push_message_content/video.rb
index 484c412f..10cc3a89 100644
--- a/lib/tdlib/types/push_message_content/video.rb
+++ b/lib/tdlib/types/push_message_content/video.rb
@@ -2,7 +2,7 @@ module TD::Types
   # A video message.
   #
   # @attr video [TD::Types::Video, nil] Message content; may be null.
-  # @attr caption [String] Video caption.
+  # @attr caption [TD::Types::String] Video caption.
   # @attr is_secret [Boolean] True, if the video is secret.
   # @attr is_pinned [Boolean] True, if the message is a pinned message with the specified content.
   class PushMessageContent::Video < PushMessageContent
diff --git a/lib/tdlib/types/push_receiver_id.rb b/lib/tdlib/types/push_receiver_id.rb
index da6ace56..2630b383 100644
--- a/lib/tdlib/types/push_receiver_id.rb
+++ b/lib/tdlib/types/push_receiver_id.rb
@@ -4,6 +4,6 @@ module TD::Types
   #
   # @attr id [Integer] The globally unique identifier of push notification subscription.
   class PushReceiverId < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/recommended_chat_filter.rb b/lib/tdlib/types/recommended_chat_filter.rb
index 7cb0bc02..3dc47681 100644
--- a/lib/tdlib/types/recommended_chat_filter.rb
+++ b/lib/tdlib/types/recommended_chat_filter.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Describes a recommended chat filter.
   #
   # @attr filter [TD::Types::ChatFilter] The chat filter.
-  # @attr description [String] Chat filter description.
+  # @attr description [TD::Types::String] Chat filter description.
   class RecommendedChatFilter < Base
     attribute :filter, TD::Types::ChatFilter
     attribute :description, TD::Types::String
diff --git a/lib/tdlib/types/recovery_email_address.rb b/lib/tdlib/types/recovery_email_address.rb
index da313d14..e0e6bc36 100644
--- a/lib/tdlib/types/recovery_email_address.rb
+++ b/lib/tdlib/types/recovery_email_address.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Contains information about the current recovery email address.
   #
-  # @attr recovery_email_address [String] Recovery email address.
+  # @attr recovery_email_address [TD::Types::String] Recovery email address.
   class RecoveryEmailAddress < Base
     attribute :recovery_email_address, TD::Types::String
   end
diff --git a/lib/tdlib/types/remote_file.rb b/lib/tdlib/types/remote_file.rb
index abf0fa8f..1c88f205 100644
--- a/lib/tdlib/types/remote_file.rb
+++ b/lib/tdlib/types/remote_file.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents a remote file.
   #
-  # @attr id [String, nil] Remote file identifier; may be empty.
+  # @attr id [TD::Types::String, nil] Remote file identifier; may be empty.
   #   Can be used by the current user across application restarts or even from other devices.
   #   Uniquely identifies a file, but a file can have a lot of different valid identifiers.
   #   If the ID starts with "http://" or "https://", it represents the HTTP URL of the file.
@@ -10,7 +10,7 @@ module TD::Types
   #   process by sending {TD::Types::Update::FileGenerationStart} to the application with the HTTP URL in the original_path
   #   and "#url#" as the conversion string.
   #   Application should generate the file by downloading it to the specified location.
-  # @attr unique_id [String, nil] Unique file identifier; may be empty if unknown.
+  # @attr unique_id [TD::Types::String, nil] Unique file identifier; may be empty if unknown.
   #   The unique file identifier which is the same for the same file even for different users and is persistent over
   #   time.
   # @attr is_uploading_active [Boolean] True, if the file is currently being uploaded (or a remote copy is being
@@ -22,6 +22,6 @@ class RemoteFile < Base
     attribute :unique_id, TD::Types::String.optional.default(nil)
     attribute :is_uploading_active, TD::Types::Bool
     attribute :is_uploading_completed, TD::Types::Bool
-    attribute :uploaded_size, TD::Types::Integer
+    attribute :uploaded_size, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/rich_text/anchor.rb b/lib/tdlib/types/rich_text/anchor.rb
index a65285a9..76977dc1 100644
--- a/lib/tdlib/types/rich_text/anchor.rb
+++ b/lib/tdlib/types/rich_text/anchor.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # An anchor.
   #
-  # @attr name [String] Anchor name.
+  # @attr name [TD::Types::String] Anchor name.
   class RichText::Anchor < RichText
     attribute :name, TD::Types::String
   end
diff --git a/lib/tdlib/types/rich_text/anchor_link.rb b/lib/tdlib/types/rich_text/anchor_link.rb
index db242fcd..9bcb1219 100644
--- a/lib/tdlib/types/rich_text/anchor_link.rb
+++ b/lib/tdlib/types/rich_text/anchor_link.rb
@@ -2,9 +2,9 @@ module TD::Types
   # A link to an anchor on the same web page.
   #
   # @attr text [TD::Types::RichText] The link text.
-  # @attr anchor_name [String] The anchor name.
+  # @attr anchor_name [TD::Types::String] The anchor name.
   #   If the name is empty, the link should bring back to top.
-  # @attr url [String] An HTTP URL, opening the anchor.
+  # @attr url [TD::Types::String] An HTTP URL, opening the anchor.
   class RichText::AnchorLink < RichText
     attribute :text, TD::Types::RichText
     attribute :anchor_name, TD::Types::String
diff --git a/lib/tdlib/types/rich_text/email_address.rb b/lib/tdlib/types/rich_text/email_address.rb
index 5a15cae6..88923aa3 100644
--- a/lib/tdlib/types/rich_text/email_address.rb
+++ b/lib/tdlib/types/rich_text/email_address.rb
@@ -2,7 +2,7 @@ module TD::Types
   # A rich text email link.
   #
   # @attr text [TD::Types::RichText] Text.
-  # @attr email_address [String] Email address.
+  # @attr email_address [TD::Types::String] Email address.
   class RichText::EmailAddress < RichText
     attribute :text, TD::Types::RichText
     attribute :email_address, TD::Types::String
diff --git a/lib/tdlib/types/rich_text/icon.rb b/lib/tdlib/types/rich_text/icon.rb
index a6e85622..2654de93 100644
--- a/lib/tdlib/types/rich_text/icon.rb
+++ b/lib/tdlib/types/rich_text/icon.rb
@@ -7,7 +7,7 @@ module TD::Types
   # @attr height [Integer] Height of a bounding box in which the image should be shown; 0 if unknown.
   class RichText::Icon < RichText
     attribute :document, TD::Types::Document
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/rich_text/phone_number.rb b/lib/tdlib/types/rich_text/phone_number.rb
index 174446a3..5e378bc8 100644
--- a/lib/tdlib/types/rich_text/phone_number.rb
+++ b/lib/tdlib/types/rich_text/phone_number.rb
@@ -2,7 +2,7 @@ module TD::Types
   # A rich text phone number.
   #
   # @attr text [TD::Types::RichText] Text.
-  # @attr phone_number [String] Phone number.
+  # @attr phone_number [TD::Types::String] Phone number.
   class RichText::PhoneNumber < RichText
     attribute :text, TD::Types::RichText
     attribute :phone_number, TD::Types::String
diff --git a/lib/tdlib/types/rich_text/plain.rb b/lib/tdlib/types/rich_text/plain.rb
index fbdb79fb..a5374e09 100644
--- a/lib/tdlib/types/rich_text/plain.rb
+++ b/lib/tdlib/types/rich_text/plain.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A plain text.
   #
-  # @attr text [String] Text.
+  # @attr text [TD::Types::String] Text.
   class RichText::Plain < RichText
     attribute :text, TD::Types::String
   end
diff --git a/lib/tdlib/types/rich_text/reference.rb b/lib/tdlib/types/rich_text/reference.rb
index bcef9c28..5ba53e0c 100644
--- a/lib/tdlib/types/rich_text/reference.rb
+++ b/lib/tdlib/types/rich_text/reference.rb
@@ -2,9 +2,9 @@ module TD::Types
   # A reference to a richTexts object on the same web page.
   #
   # @attr text [TD::Types::RichText] The text.
-  # @attr anchor_name [String] The name of a {TD::Types::RichText::Anchor} object, which is the first element of the
-  #   target {TD::Types::RichText::s} object.
-  # @attr url [String] An HTTP URL, opening the reference.
+  # @attr anchor_name [TD::Types::String] The name of a {TD::Types::RichText::Anchor} object, which is the first
+  #   element of the target {TD::Types::RichText::s} object.
+  # @attr url [TD::Types::String] An HTTP URL, opening the reference.
   class RichText::Reference < RichText
     attribute :text, TD::Types::RichText
     attribute :anchor_name, TD::Types::String
diff --git a/lib/tdlib/types/rich_text/url.rb b/lib/tdlib/types/rich_text/url.rb
index 0d65b86c..5082f6b0 100644
--- a/lib/tdlib/types/rich_text/url.rb
+++ b/lib/tdlib/types/rich_text/url.rb
@@ -2,7 +2,7 @@ module TD::Types
   # A rich text URL link.
   #
   # @attr text [TD::Types::RichText] Text.
-  # @attr url [String] URL.
+  # @attr url [TD::Types::String] URL.
   # @attr is_cached [Boolean] True, if the URL has cached instant view server-side.
   class RichText::Url < RichText
     attribute :text, TD::Types::RichText
diff --git a/lib/tdlib/types/saved_credentials.rb b/lib/tdlib/types/saved_credentials.rb
index b9aa2a9d..3037d351 100644
--- a/lib/tdlib/types/saved_credentials.rb
+++ b/lib/tdlib/types/saved_credentials.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # Contains information about saved card credentials.
   #
-  # @attr id [String] Unique identifier of the saved credentials.
-  # @attr title [String] Title of the saved credentials.
+  # @attr id [TD::Types::String] Unique identifier of the saved credentials.
+  # @attr title [TD::Types::String] Title of the saved credentials.
   class SavedCredentials < Base
     attribute :id, TD::Types::String
     attribute :title, TD::Types::String
diff --git a/lib/tdlib/types/scope_notification_settings.rb b/lib/tdlib/types/scope_notification_settings.rb
index dfbe9109..afd3a6dd 100644
--- a/lib/tdlib/types/scope_notification_settings.rb
+++ b/lib/tdlib/types/scope_notification_settings.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Contains information about notification settings for several chats.
   #
   # @attr mute_for [Integer] Time left before notifications will be unmuted, in seconds.
-  # @attr sound [String] The name of an audio file to be used for notification sounds; only applies to iOS
+  # @attr sound [TD::Types::String] The name of an audio file to be used for notification sounds; only applies to iOS
   #   applications.
   # @attr show_preview [Boolean] True, if message content should be displayed in notifications.
   # @attr disable_pinned_message_notifications [Boolean] True, if notifications for incoming pinned messages will be
@@ -10,7 +10,7 @@ module TD::Types
   # @attr disable_mention_notifications [Boolean] True, if notifications for messages with mentions will be created as
   #   for an ordinary unread message.
   class ScopeNotificationSettings < Base
-    attribute :mute_for, TD::Types::Integer
+    attribute :mute_for, TD::Types::Coercible::Integer
     attribute :sound, TD::Types::String
     attribute :show_preview, TD::Types::Bool
     attribute :disable_pinned_message_notifications, TD::Types::Bool
diff --git a/lib/tdlib/types/seconds.rb b/lib/tdlib/types/seconds.rb
index 8634a927..47648927 100644
--- a/lib/tdlib/types/seconds.rb
+++ b/lib/tdlib/types/seconds.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr seconds [Float] Number of seconds.
   class Seconds < Base
-    attribute :seconds, TD::Types::Float
+    attribute :seconds, TD::Types::Coercible::Float
   end
 end
diff --git a/lib/tdlib/types/secret_chat.rb b/lib/tdlib/types/secret_chat.rb
index 42ffbef7..6db11956 100644
--- a/lib/tdlib/types/secret_chat.rb
+++ b/lib/tdlib/types/secret_chat.rb
@@ -15,11 +15,11 @@ module TD::Types
   #   Video notes are supported if the layer >= 66; nested text entities and underline and strikethrough entities are
   #   supported if the layer >= 101.
   class SecretChat < Base
-    attribute :id, TD::Types::Integer
-    attribute :user_id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
     attribute :state, TD::Types::SecretChatState
     attribute :is_outbound, TD::Types::Bool
-    attribute :key_hash, TD::Types::String
-    attribute :layer, TD::Types::Integer
+    attribute :key_hash, TD::Types::Coercible::String
+    attribute :layer, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/session.rb b/lib/tdlib/types/session.rb
index bf5ea6a8..40037349 100644
--- a/lib/tdlib/types/session.rb
+++ b/lib/tdlib/types/session.rb
@@ -6,35 +6,35 @@ module TD::Types
   # @attr is_current [Boolean] True, if this session is the current session.
   # @attr is_password_pending [Boolean] True, if a password is needed to complete authorization of the session.
   # @attr api_id [Integer] Telegram API identifier, as provided by the application.
-  # @attr application_name [String] Name of the application, as provided by the application.
-  # @attr application_version [String] The version of the application, as provided by the application.
+  # @attr application_name [TD::Types::String] Name of the application, as provided by the application.
+  # @attr application_version [TD::Types::String] The version of the application, as provided by the application.
   # @attr is_official_application [Boolean] True, if the application is an official application or uses the api_id of
   #   an official application.
-  # @attr device_model [String] Model of the device the application has been run or is running on, as provided by the
-  #   application.
-  # @attr platform [String] Operating system the application has been run or is running on, as provided by the
-  #   application.
-  # @attr system_version [String] Version of the operating system the application has been run or is running on, as
+  # @attr device_model [TD::Types::String] Model of the device the application has been run or is running on, as
   #   provided by the application.
+  # @attr platform [TD::Types::String] Operating system the application has been run or is running on, as provided by
+  #   the application.
+  # @attr system_version [TD::Types::String] Version of the operating system the application has been run or is running
+  #   on, as provided by the application.
   # @attr log_in_date [Integer] Point in time (Unix timestamp) when the user has logged in.
   # @attr last_active_date [Integer] Point in time (Unix timestamp) when the session was last used.
-  # @attr ip [String] IP address from which the session was created, in human-readable format.
-  # @attr country [String] A two-letter country code for the country from which the session was created, based on the
-  #   IP address.
-  # @attr region [String] Region code from which the session was created, based on the IP address.
+  # @attr ip [TD::Types::String] IP address from which the session was created, in human-readable format.
+  # @attr country [TD::Types::String] A two-letter country code for the country from which the session was created,
+  #   based on the IP address.
+  # @attr region [TD::Types::String] Region code from which the session was created, based on the IP address.
   class Session < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :is_current, TD::Types::Bool
     attribute :is_password_pending, TD::Types::Bool
-    attribute :api_id, TD::Types::Integer
+    attribute :api_id, TD::Types::Coercible::Integer
     attribute :application_name, TD::Types::String
     attribute :application_version, TD::Types::String
     attribute :is_official_application, TD::Types::Bool
     attribute :device_model, TD::Types::String
     attribute :platform, TD::Types::String
     attribute :system_version, TD::Types::String
-    attribute :log_in_date, TD::Types::Integer
-    attribute :last_active_date, TD::Types::Integer
+    attribute :log_in_date, TD::Types::Coercible::Integer
+    attribute :last_active_date, TD::Types::Coercible::Integer
     attribute :ip, TD::Types::String
     attribute :country, TD::Types::String
     attribute :region, TD::Types::String
diff --git a/lib/tdlib/types/shipping_option.rb b/lib/tdlib/types/shipping_option.rb
index 52842c5a..72334eca 100644
--- a/lib/tdlib/types/shipping_option.rb
+++ b/lib/tdlib/types/shipping_option.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # One shipping option.
   #
-  # @attr id [String] Shipping option identifier.
-  # @attr title [String] Option title.
+  # @attr id [TD::Types::String] Shipping option identifier.
+  # @attr title [TD::Types::String] Option title.
   # @attr price_parts [Array<TD::Types::LabeledPricePart>] A list of objects used to calculate the total shipping
   #   costs.
   class ShippingOption < Base
diff --git a/lib/tdlib/types/statistical_graph/async.rb b/lib/tdlib/types/statistical_graph/async.rb
index 4a0f7ce8..cdcb4d1b 100644
--- a/lib/tdlib/types/statistical_graph/async.rb
+++ b/lib/tdlib/types/statistical_graph/async.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # The graph data to be asynchronously loaded through getStatisticalGraph.
   #
-  # @attr token [String] The token to use for data loading.
+  # @attr token [TD::Types::String] The token to use for data loading.
   class StatisticalGraph::Async < StatisticalGraph
     attribute :token, TD::Types::String
   end
diff --git a/lib/tdlib/types/statistical_graph/data.rb b/lib/tdlib/types/statistical_graph/data.rb
index 2230950c..1b9d0587 100644
--- a/lib/tdlib/types/statistical_graph/data.rb
+++ b/lib/tdlib/types/statistical_graph/data.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # A graph data.
   #
-  # @attr json_data [String] Graph data in JSON format.
-  # @attr zoom_token [String] If non-empty, a token which can be used to receive a zoomed in graph.
+  # @attr json_data [TD::Types::String] Graph data in JSON format.
+  # @attr zoom_token [TD::Types::String] If non-empty, a token which can be used to receive a zoomed in graph.
   class StatisticalGraph::Data < StatisticalGraph
     attribute :json_data, TD::Types::String
     attribute :zoom_token, TD::Types::String
diff --git a/lib/tdlib/types/statistical_graph/error.rb b/lib/tdlib/types/statistical_graph/error.rb
index bb7a83e0..350a4ab1 100644
--- a/lib/tdlib/types/statistical_graph/error.rb
+++ b/lib/tdlib/types/statistical_graph/error.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # An error message to be shown to the user instead of the graph.
   #
-  # @attr error_message [String] The error message.
+  # @attr error_message [TD::Types::String] The error message.
   class StatisticalGraph::Error < StatisticalGraph
     attribute :error_message, TD::Types::String
   end
diff --git a/lib/tdlib/types/statistical_value.rb b/lib/tdlib/types/statistical_value.rb
index 8802e986..ca94ffe5 100644
--- a/lib/tdlib/types/statistical_value.rb
+++ b/lib/tdlib/types/statistical_value.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr previous_value [Float] The value for the previous day.
   # @attr growth_rate_percentage [Float] The growth rate of the value, as a percentage.
   class StatisticalValue < Base
-    attribute :value, TD::Types::Float
-    attribute :previous_value, TD::Types::Float
-    attribute :growth_rate_percentage, TD::Types::Float
+    attribute :value, TD::Types::Coercible::Float
+    attribute :previous_value, TD::Types::Coercible::Float
+    attribute :growth_rate_percentage, TD::Types::Coercible::Float
   end
 end
diff --git a/lib/tdlib/types/sticker.rb b/lib/tdlib/types/sticker.rb
index bcca6f31..52a48f35 100644
--- a/lib/tdlib/types/sticker.rb
+++ b/lib/tdlib/types/sticker.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr set_id [Integer] The identifier of the sticker set to which the sticker belongs; 0 if none.
   # @attr width [Integer] Sticker width; as defined by the sender.
   # @attr height [Integer] Sticker height; as defined by the sender.
-  # @attr emoji [String] Emoji corresponding to the sticker.
+  # @attr emoji [TD::Types::String] Emoji corresponding to the sticker.
   # @attr is_animated [Boolean] True, if the sticker is an animated sticker in TGS format.
   # @attr is_mask [Boolean] True, if the sticker is a mask.
   # @attr mask_position [TD::Types::MaskPosition, nil] Position where the mask should be placed; may be null.
@@ -14,9 +14,9 @@ module TD::Types
   # @attr thumbnail [TD::Types::Thumbnail, nil] Sticker thumbnail in WEBP or JPEG format; may be null.
   # @attr sticker [TD::Types::File] File containing the sticker.
   class Sticker < Base
-    attribute :set_id, TD::Types::Integer
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :set_id, TD::Types::Coercible::Integer
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
     attribute :emoji, TD::Types::String
     attribute :is_animated, TD::Types::Bool
     attribute :is_mask, TD::Types::Bool
diff --git a/lib/tdlib/types/sticker_set.rb b/lib/tdlib/types/sticker_set.rb
index 23d21405..6d8c2c07 100644
--- a/lib/tdlib/types/sticker_set.rb
+++ b/lib/tdlib/types/sticker_set.rb
@@ -2,8 +2,8 @@ module TD::Types
   # Represents a sticker set.
   #
   # @attr id [Integer] Identifier of the sticker set.
-  # @attr title [String] Title of the sticker set.
-  # @attr name [String] Name of the sticker set.
+  # @attr title [TD::Types::String] Title of the sticker set.
+  # @attr name [TD::Types::String] Name of the sticker set.
   # @attr thumbnail [TD::Types::Thumbnail, nil] Sticker set thumbnail in WEBP or TGS format with width and height 100;
   #   may be null.
   #   The file can be downloaded only before the thumbnail is changed.
@@ -22,7 +22,7 @@ module TD::Types
   #   The list is only for informational purposes, because a sticker is always sent with a fixed emoji from the
   #   corresponding Sticker object.
   class StickerSet < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :title, TD::Types::String
     attribute :name, TD::Types::String
     attribute :thumbnail, TD::Types::Thumbnail.optional.default(nil)
diff --git a/lib/tdlib/types/sticker_set_info.rb b/lib/tdlib/types/sticker_set_info.rb
index 1db072af..33c4415e 100644
--- a/lib/tdlib/types/sticker_set_info.rb
+++ b/lib/tdlib/types/sticker_set_info.rb
@@ -2,8 +2,8 @@ module TD::Types
   # Represents short information about a sticker set.
   #
   # @attr id [Integer] Identifier of the sticker set.
-  # @attr title [String] Title of the sticker set.
-  # @attr name [String] Name of the sticker set.
+  # @attr title [TD::Types::String] Title of the sticker set.
+  # @attr name [TD::Types::String] Name of the sticker set.
   # @attr thumbnail [TD::Types::Thumbnail, nil] Sticker set thumbnail in WEBP or TGS format with width and height 100;
   #   may be null.
   # @attr thumbnail_outline [Array<TD::Types::ClosedVectorPath>, nil] Sticker set thumbnail's outline represented as a
@@ -21,7 +21,7 @@ module TD::Types
   #   context.
   #   If the application needs more stickers the full set should be requested.
   class StickerSetInfo < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :title, TD::Types::String
     attribute :name, TD::Types::String
     attribute :thumbnail, TD::Types::Thumbnail.optional.default(nil)
@@ -32,7 +32,7 @@ class StickerSetInfo < Base
     attribute :is_animated, TD::Types::Bool
     attribute :is_masks, TD::Types::Bool
     attribute :is_viewed, TD::Types::Bool
-    attribute :size, TD::Types::Integer
+    attribute :size, TD::Types::Coercible::Integer
     attribute :covers, TD::Types::Array.of(TD::Types::Sticker)
   end
 end
diff --git a/lib/tdlib/types/sticker_sets.rb b/lib/tdlib/types/sticker_sets.rb
index 11644b2b..2f748311 100644
--- a/lib/tdlib/types/sticker_sets.rb
+++ b/lib/tdlib/types/sticker_sets.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr total_count [Integer] Approximate total number of sticker sets found.
   # @attr sets [Array<TD::Types::StickerSetInfo>] List of sticker sets.
   class StickerSets < Base
-    attribute :total_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
     attribute :sets, TD::Types::Array.of(TD::Types::StickerSetInfo)
   end
 end
diff --git a/lib/tdlib/types/storage_statistics.rb b/lib/tdlib/types/storage_statistics.rb
index bdc9572f..c7d9a0f5 100644
--- a/lib/tdlib/types/storage_statistics.rb
+++ b/lib/tdlib/types/storage_statistics.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr count [Integer] Total number of files.
   # @attr by_chat [Array<TD::Types::StorageStatisticsByChat>] Statistics split by chats.
   class StorageStatistics < Base
-    attribute :size, TD::Types::Integer
-    attribute :count, TD::Types::Integer
+    attribute :size, TD::Types::Coercible::Integer
+    attribute :count, TD::Types::Coercible::Integer
     attribute :by_chat, TD::Types::Array.of(TD::Types::StorageStatisticsByChat)
   end
 end
diff --git a/lib/tdlib/types/storage_statistics_by_chat.rb b/lib/tdlib/types/storage_statistics_by_chat.rb
index 05903c26..59316056 100644
--- a/lib/tdlib/types/storage_statistics_by_chat.rb
+++ b/lib/tdlib/types/storage_statistics_by_chat.rb
@@ -6,9 +6,9 @@ module TD::Types
   # @attr count [Integer] Total number of files in the chat.
   # @attr by_file_type [Array<TD::Types::StorageStatisticsByFileType>] Statistics split by file types.
   class StorageStatisticsByChat < Base
-    attribute :chat_id, TD::Types::Integer
-    attribute :size, TD::Types::Integer
-    attribute :count, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :size, TD::Types::Coercible::Integer
+    attribute :count, TD::Types::Coercible::Integer
     attribute :by_file_type, TD::Types::Array.of(TD::Types::StorageStatisticsByFileType)
   end
 end
diff --git a/lib/tdlib/types/storage_statistics_by_file_type.rb b/lib/tdlib/types/storage_statistics_by_file_type.rb
index de8981f5..9a0fd805 100644
--- a/lib/tdlib/types/storage_statistics_by_file_type.rb
+++ b/lib/tdlib/types/storage_statistics_by_file_type.rb
@@ -6,7 +6,7 @@ module TD::Types
   # @attr count [Integer] Total number of files.
   class StorageStatisticsByFileType < Base
     attribute :file_type, TD::Types::FileType
-    attribute :size, TD::Types::Integer
-    attribute :count, TD::Types::Integer
+    attribute :size, TD::Types::Coercible::Integer
+    attribute :count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/storage_statistics_fast.rb b/lib/tdlib/types/storage_statistics_fast.rb
index f1b0a054..11d3dbb7 100644
--- a/lib/tdlib/types/storage_statistics_fast.rb
+++ b/lib/tdlib/types/storage_statistics_fast.rb
@@ -7,10 +7,10 @@ module TD::Types
   # @attr language_pack_database_size [Integer] Size of the language pack database.
   # @attr log_size [Integer] Size of the TDLib internal log.
   class StorageStatisticsFast < Base
-    attribute :files_size, TD::Types::Integer
-    attribute :file_count, TD::Types::Integer
-    attribute :database_size, TD::Types::Integer
-    attribute :language_pack_database_size, TD::Types::Integer
-    attribute :log_size, TD::Types::Integer
+    attribute :files_size, TD::Types::Coercible::Integer
+    attribute :file_count, TD::Types::Coercible::Integer
+    attribute :database_size, TD::Types::Coercible::Integer
+    attribute :language_pack_database_size, TD::Types::Coercible::Integer
+    attribute :log_size, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/suggested_action/convert_to_broadcast_group.rb b/lib/tdlib/types/suggested_action/convert_to_broadcast_group.rb
index aa0aaeb5..fa15c29f 100644
--- a/lib/tdlib/types/suggested_action/convert_to_broadcast_group.rb
+++ b/lib/tdlib/types/suggested_action/convert_to_broadcast_group.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr supergroup_id [Integer] Supergroup identifier.
   class SuggestedAction::ConvertToBroadcastGroup < SuggestedAction
-    attribute :supergroup_id, TD::Types::Integer
+    attribute :supergroup_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/supergroup.rb b/lib/tdlib/types/supergroup.rb
index 12a10316..185133c3 100644
--- a/lib/tdlib/types/supergroup.rb
+++ b/lib/tdlib/types/supergroup.rb
@@ -6,7 +6,8 @@ module TD::Types
   # Unlike supergroups, channels can have an unlimited number of subscribers.
   #
   # @attr id [Integer] Supergroup or channel identifier.
-  # @attr username [String, nil] Username of the supergroup or channel; empty for private supergroups or channels.
+  # @attr username [TD::Types::String, nil] Username of the supergroup or channel; empty for private supergroups or
+  #   channels.
   # @attr date [Integer] Point in time (Unix timestamp) when the current user joined, or the point in time when the
   #   supergroup or channel was created, in case the user is not a member.
   # @attr status [TD::Types::ChatMemberStatus] Status of the current user in the supergroup or channel; custom title
@@ -26,16 +27,16 @@ module TD::Types
   # @attr is_broadcast_group [Boolean] True, if the supergroup is a broadcast group, i.e.
   #   only administrators can send messages and there is no limit on number of members.
   # @attr is_verified [Boolean] True, if the supergroup or channel is verified.
-  # @attr restriction_reason [String] If non-empty, contains a human-readable description of the reason why access to
-  #   this supergroup or channel must be restricted.
+  # @attr restriction_reason [TD::Types::String] If non-empty, contains a human-readable description of the reason why
+  #   access to this supergroup or channel must be restricted.
   # @attr is_scam [Boolean] True, if many users reported this supergroup or channel as a scam.
   # @attr is_fake [Boolean] True, if many users reported this supergroup or channel as a fake account.
   class Supergroup < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :username, TD::Types::String.optional.default(nil)
-    attribute :date, TD::Types::Integer
+    attribute :date, TD::Types::Coercible::Integer
     attribute :status, TD::Types::ChatMemberStatus
-    attribute :member_count, TD::Types::Integer
+    attribute :member_count, TD::Types::Coercible::Integer
     attribute :has_linked_chat, TD::Types::Bool
     attribute :has_location, TD::Types::Bool
     attribute :sign_messages, TD::Types::Bool
diff --git a/lib/tdlib/types/supergroup_full_info.rb b/lib/tdlib/types/supergroup_full_info.rb
index c11efe77..51f9ea6e 100644
--- a/lib/tdlib/types/supergroup_full_info.rb
+++ b/lib/tdlib/types/supergroup_full_info.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Contains full information about a supergroup or channel.
   #
   # @attr photo [TD::Types::ChatPhoto, nil] Chat photo; may be null.
-  # @attr description [String] Supergroup or channel description.
+  # @attr description [TD::Types::String] Supergroup or channel description.
   # @attr member_count [Integer] Number of members in the supergroup or channel; 0 if unknown.
   # @attr administrator_count [Integer] Number of privileged users in the supergroup or channel; 0 if unknown.
   # @attr restricted_count [Integer] Number of restricted users in the supergroup; 0 if unknown.
@@ -34,23 +34,23 @@ module TD::Types
   class SupergroupFullInfo < Base
     attribute :photo, TD::Types::ChatPhoto.optional.default(nil)
     attribute :description, TD::Types::String
-    attribute :member_count, TD::Types::Integer
-    attribute :administrator_count, TD::Types::Integer
-    attribute :restricted_count, TD::Types::Integer
-    attribute :banned_count, TD::Types::Integer
-    attribute :linked_chat_id, TD::Types::Integer
-    attribute :slow_mode_delay, TD::Types::Integer
-    attribute :slow_mode_delay_expires_in, TD::Types::Float
+    attribute :member_count, TD::Types::Coercible::Integer
+    attribute :administrator_count, TD::Types::Coercible::Integer
+    attribute :restricted_count, TD::Types::Coercible::Integer
+    attribute :banned_count, TD::Types::Coercible::Integer
+    attribute :linked_chat_id, TD::Types::Coercible::Integer
+    attribute :slow_mode_delay, TD::Types::Coercible::Integer
+    attribute :slow_mode_delay_expires_in, TD::Types::Coercible::Float
     attribute :can_get_members, TD::Types::Bool
     attribute :can_set_username, TD::Types::Bool
     attribute :can_set_sticker_set, TD::Types::Bool
     attribute :can_set_location, TD::Types::Bool
     attribute :can_get_statistics, TD::Types::Bool
     attribute :is_all_history_available, TD::Types::Bool
-    attribute :sticker_set_id, TD::Types::Integer
+    attribute :sticker_set_id, TD::Types::Coercible::Integer
     attribute :location, TD::Types::ChatLocation.optional.default(nil)
     attribute :invite_link, TD::Types::ChatInviteLink.optional.default(nil)
-    attribute :upgraded_from_basic_group_id, TD::Types::Integer
-    attribute :upgraded_from_max_message_id, TD::Types::Integer
+    attribute :upgraded_from_basic_group_id, TD::Types::Coercible::Integer
+    attribute :upgraded_from_max_message_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/supergroup_members_filter/banned.rb b/lib/tdlib/types/supergroup_members_filter/banned.rb
index 7bc38a1c..1bb0223d 100644
--- a/lib/tdlib/types/supergroup_members_filter/banned.rb
+++ b/lib/tdlib/types/supergroup_members_filter/banned.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Returns users banned from the supergroup or channel; can be used only by administrators.
   #
-  # @attr query [String] Query to search for.
+  # @attr query [TD::Types::String] Query to search for.
   class SupergroupMembersFilter::Banned < SupergroupMembersFilter
     attribute :query, TD::Types::String
   end
diff --git a/lib/tdlib/types/supergroup_members_filter/contacts.rb b/lib/tdlib/types/supergroup_members_filter/contacts.rb
index 87770d89..0b847267 100644
--- a/lib/tdlib/types/supergroup_members_filter/contacts.rb
+++ b/lib/tdlib/types/supergroup_members_filter/contacts.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Returns contacts of the user, which are members of the supergroup or channel.
   #
-  # @attr query [String] Query to search for.
+  # @attr query [TD::Types::String] Query to search for.
   class SupergroupMembersFilter::Contacts < SupergroupMembersFilter
     attribute :query, TD::Types::String
   end
diff --git a/lib/tdlib/types/supergroup_members_filter/mention.rb b/lib/tdlib/types/supergroup_members_filter/mention.rb
index 343a9dce..0515c70d 100644
--- a/lib/tdlib/types/supergroup_members_filter/mention.rb
+++ b/lib/tdlib/types/supergroup_members_filter/mention.rb
@@ -1,10 +1,10 @@
 module TD::Types
   # Returns users which can be mentioned in the supergroup.
   #
-  # @attr query [String] Query to search for.
+  # @attr query [TD::Types::String] Query to search for.
   # @attr message_thread_id [Integer] If non-zero, the identifier of the current message thread.
   class SupergroupMembersFilter::Mention < SupergroupMembersFilter
     attribute :query, TD::Types::String
-    attribute :message_thread_id, TD::Types::Integer
+    attribute :message_thread_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/supergroup_members_filter/restricted.rb b/lib/tdlib/types/supergroup_members_filter/restricted.rb
index 3ef8433b..44efe3ce 100644
--- a/lib/tdlib/types/supergroup_members_filter/restricted.rb
+++ b/lib/tdlib/types/supergroup_members_filter/restricted.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Returns restricted supergroup members; can be used only by administrators.
   #
-  # @attr query [String] Query to search for.
+  # @attr query [TD::Types::String] Query to search for.
   class SupergroupMembersFilter::Restricted < SupergroupMembersFilter
     attribute :query, TD::Types::String
   end
diff --git a/lib/tdlib/types/supergroup_members_filter/search.rb b/lib/tdlib/types/supergroup_members_filter/search.rb
index a9148b34..81c85e90 100644
--- a/lib/tdlib/types/supergroup_members_filter/search.rb
+++ b/lib/tdlib/types/supergroup_members_filter/search.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Used to search for supergroup or channel members via a (string) query.
   #
-  # @attr query [String] Query to search for.
+  # @attr query [TD::Types::String] Query to search for.
   class SupergroupMembersFilter::Search < SupergroupMembersFilter
     attribute :query, TD::Types::String
   end
diff --git a/lib/tdlib/types/t_me_url.rb b/lib/tdlib/types/t_me_url.rb
index 41ef9553..1c0b07a3 100644
--- a/lib/tdlib/types/t_me_url.rb
+++ b/lib/tdlib/types/t_me_url.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Represents a URL linking to an internal Telegram entity.
   #
-  # @attr url [String] URL.
+  # @attr url [TD::Types::String] URL.
   # @attr type [TD::Types::TMeUrlType] Type of the URL.
   class TMeUrl < Base
     attribute :url, TD::Types::String
diff --git a/lib/tdlib/types/t_me_url_type/sticker_set.rb b/lib/tdlib/types/t_me_url_type/sticker_set.rb
index aeb95f03..d12f54d1 100644
--- a/lib/tdlib/types/t_me_url_type/sticker_set.rb
+++ b/lib/tdlib/types/t_me_url_type/sticker_set.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr sticker_set_id [Integer] Identifier of the sticker set.
   class TMeUrlType::StickerSet < TMeUrlType
-    attribute :sticker_set_id, TD::Types::Integer
+    attribute :sticker_set_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/t_me_url_type/supergroup.rb b/lib/tdlib/types/t_me_url_type/supergroup.rb
index e89281da..d2fb03bb 100644
--- a/lib/tdlib/types/t_me_url_type/supergroup.rb
+++ b/lib/tdlib/types/t_me_url_type/supergroup.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr supergroup_id [Integer] Identifier of the supergroup or channel.
   class TMeUrlType::Supergroup < TMeUrlType
-    attribute :supergroup_id, TD::Types::Integer
+    attribute :supergroup_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/t_me_url_type/user.rb b/lib/tdlib/types/t_me_url_type/user.rb
index 653a005a..dc757563 100644
--- a/lib/tdlib/types/t_me_url_type/user.rb
+++ b/lib/tdlib/types/t_me_url_type/user.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr user_id [Integer] Identifier of the user.
   class TMeUrlType::User < TMeUrlType
-    attribute :user_id, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/tdlib_parameters.rb b/lib/tdlib/types/tdlib_parameters.rb
index 26292e6f..7e66cf98 100644
--- a/lib/tdlib/types/tdlib_parameters.rb
+++ b/lib/tdlib/types/tdlib_parameters.rb
@@ -3,10 +3,10 @@ module TD::Types
   #
   # @attr use_test_dc [Boolean, nil] If set to true, the Telegram test environment will be used instead of the
   #   production environment.
-  # @attr database_directory [String, nil] The path to the directory for the persistent database; if empty, the current
-  #   working directory will be used.
-  # @attr files_directory [String, nil] The path to the directory for storing files; if empty, database_directory will
-  #   be used.
+  # @attr database_directory [TD::Types::String, nil] The path to the directory for the persistent database; if empty,
+  #   the current working directory will be used.
+  # @attr files_directory [TD::Types::String, nil] The path to the directory for storing files; if empty,
+  #   database_directory will be used.
   # @attr use_file_database [Boolean, nil] If set to true, information about downloaded and uploaded files will be
   #   saved between application restarts.
   # @attr use_chat_info_database [Boolean, nil] If set to true, the library will maintain a cache of users, basic
@@ -17,13 +17,14 @@ module TD::Types
   # @attr use_secret_chats [Boolean, nil] If set to true, support for secret chats will be enabled.
   # @attr api_id [Integer, nil] Application identifier for Telegram API access, which can be obtained at
   #   https://my.telegram.org.
-  # @attr api_hash [String, nil] Application identifier hash for Telegram API access, which can be obtained at
-  #   https://my.telegram.org.
-  # @attr system_language_code [String] IETF language tag of the user's operating system language; must be non-empty.
-  # @attr device_model [String] Model of the device the application is being run on; must be non-empty.
-  # @attr system_version [String, nil] Version of the operating system the application is being run on.
+  # @attr api_hash [TD::Types::String, nil] Application identifier hash for Telegram API access, which can be obtained
+  #   at https://my.telegram.org.
+  # @attr system_language_code [TD::Types::String] IETF language tag of the user's operating system language; must be
+  #   non-empty.
+  # @attr device_model [TD::Types::String] Model of the device the application is being run on; must be non-empty.
+  # @attr system_version [TD::Types::String, nil] Version of the operating system the application is being run on.
   #   If empty, the version is automatically detected by TDLib.
-  # @attr application_version [String] Application version; must be non-empty.
+  # @attr application_version [TD::Types::String] Application version; must be non-empty.
   # @attr enable_storage_optimizer [Boolean, nil] If set to true, old files will automatically be deleted.
   # @attr ignore_file_names [Boolean, nil] If set to true, original file names will be ignored.
   #   Otherwise, downloaded files will be saved under names as close as possible to the original name.
@@ -35,7 +36,7 @@ class TdlibParameters < Base
     attribute :use_chat_info_database, TD::Types::Bool.optional.default(nil)
     attribute :use_message_database, TD::Types::Bool.optional.default(nil)
     attribute :use_secret_chats, TD::Types::Bool.optional.default(nil)
-    attribute :api_id, TD::Types::Integer.optional.default(nil)
+    attribute :api_id, TD::Types::Coercible::Integer.optional.default(nil)
     attribute :api_hash, TD::Types::String.optional.default(nil)
     attribute :system_language_code, TD::Types::String
     attribute :device_model, TD::Types::String
diff --git a/lib/tdlib/types/temporary_password_state.rb b/lib/tdlib/types/temporary_password_state.rb
index 13e7ad8c..9168ac60 100644
--- a/lib/tdlib/types/temporary_password_state.rb
+++ b/lib/tdlib/types/temporary_password_state.rb
@@ -5,6 +5,6 @@ module TD::Types
   # @attr valid_for [Integer] Time left before the temporary password expires, in seconds.
   class TemporaryPasswordState < Base
     attribute :has_password, TD::Types::Bool
-    attribute :valid_for, TD::Types::Integer
+    attribute :valid_for, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/terms_of_service.rb b/lib/tdlib/types/terms_of_service.rb
index c0876030..ca5e97cf 100644
--- a/lib/tdlib/types/terms_of_service.rb
+++ b/lib/tdlib/types/terms_of_service.rb
@@ -6,7 +6,7 @@ module TD::Types
   # @attr show_popup [Boolean] True, if a blocking popup with terms of service must be shown to the user.
   class TermsOfService < Base
     attribute :text, TD::Types::FormattedText
-    attribute :min_user_age, TD::Types::Integer
+    attribute :min_user_age, TD::Types::Coercible::Integer
     attribute :show_popup, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/text.rb b/lib/tdlib/types/text.rb
index 8815c160..c65be0c2 100644
--- a/lib/tdlib/types/text.rb
+++ b/lib/tdlib/types/text.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Contains some text.
   #
-  # @attr text [String] Text.
+  # @attr text [TD::Types::String] Text.
   class Text < Base
     attribute :text, TD::Types::String
   end
diff --git a/lib/tdlib/types/text_entity.rb b/lib/tdlib/types/text_entity.rb
index 066d8174..c4a65198 100644
--- a/lib/tdlib/types/text_entity.rb
+++ b/lib/tdlib/types/text_entity.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr length [Integer] Length of the entity, in UTF-16 code units.
   # @attr type [TD::Types::TextEntityType] Type of the entity.
   class TextEntity < Base
-    attribute :offset, TD::Types::Integer
-    attribute :length, TD::Types::Integer
+    attribute :offset, TD::Types::Coercible::Integer
+    attribute :length, TD::Types::Coercible::Integer
     attribute :type, TD::Types::TextEntityType
   end
 end
diff --git a/lib/tdlib/types/text_entity_type/mention_name.rb b/lib/tdlib/types/text_entity_type/mention_name.rb
index 765e2a2f..086b32b0 100644
--- a/lib/tdlib/types/text_entity_type/mention_name.rb
+++ b/lib/tdlib/types/text_entity_type/mention_name.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr user_id [Integer] Identifier of the mentioned user.
   class TextEntityType::MentionName < TextEntityType
-    attribute :user_id, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/text_entity_type/pre_code.rb b/lib/tdlib/types/text_entity_type/pre_code.rb
index 681e4b63..71685d88 100644
--- a/lib/tdlib/types/text_entity_type/pre_code.rb
+++ b/lib/tdlib/types/text_entity_type/pre_code.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # Text that must be formatted as if inside pre, and code HTML tags.
   #
-  # @attr language [String] Programming language of the code; as defined by the sender.
+  # @attr language [TD::Types::String] Programming language of the code; as defined by the sender.
   class TextEntityType::PreCode < TextEntityType
     attribute :language, TD::Types::String
   end
diff --git a/lib/tdlib/types/text_entity_type/text_url.rb b/lib/tdlib/types/text_entity_type/text_url.rb
index 4f493499..59de9a77 100644
--- a/lib/tdlib/types/text_entity_type/text_url.rb
+++ b/lib/tdlib/types/text_entity_type/text_url.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A text description shown instead of a raw URL.
   #
-  # @attr url [String] HTTP or tg:// URL to be opened when the link is clicked.
+  # @attr url [TD::Types::String] HTTP or tg:// URL to be opened when the link is clicked.
   class TextEntityType::TextUrl < TextEntityType
     attribute :url, TD::Types::String
   end
diff --git a/lib/tdlib/types/text_parse_mode/markdown.rb b/lib/tdlib/types/text_parse_mode/markdown.rb
index 9a4e6ecb..f0e5b5c9 100644
--- a/lib/tdlib/types/text_parse_mode/markdown.rb
+++ b/lib/tdlib/types/text_parse_mode/markdown.rb
@@ -4,6 +4,6 @@ module TD::Types
   # @attr version [Integer] Version of the parser: 0 or 1 - Telegram Bot API "Markdown" parse mode, 2 - Telegram Bot
   #   API "MarkdownV2" parse mode.
   class TextParseMode::Markdown < TextParseMode
-    attribute :version, TD::Types::Integer
+    attribute :version, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/thumbnail.rb b/lib/tdlib/types/thumbnail.rb
index 4f3e73e6..f397f423 100644
--- a/lib/tdlib/types/thumbnail.rb
+++ b/lib/tdlib/types/thumbnail.rb
@@ -7,8 +7,8 @@ module TD::Types
   # @attr file [TD::Types::File] The thumbnail.
   class Thumbnail < Base
     attribute :format, TD::Types::ThumbnailFormat
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
     attribute :file, TD::Types::File
   end
 end
diff --git a/lib/tdlib/types/update/animation_search_parameters.rb b/lib/tdlib/types/update/animation_search_parameters.rb
index f877d3d1..0eece6d7 100644
--- a/lib/tdlib/types/update/animation_search_parameters.rb
+++ b/lib/tdlib/types/update/animation_search_parameters.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # The parameters of animation search through GetOption("animation_search_bot_username") bot has changed.
   #
-  # @attr provider [String] Name of the animation search provider.
-  # @attr emojis [Array<String>] The new list of emojis suggested for searching.
+  # @attr provider [TD::Types::String] Name of the animation search provider.
+  # @attr emojis [Array<TD::Types::String>] The new list of emojis suggested for searching.
   class Update::AnimationSearchParameters < Update
     attribute :provider, TD::Types::String
     attribute :emojis, TD::Types::Array.of(TD::Types::String)
diff --git a/lib/tdlib/types/update/basic_group_full_info.rb b/lib/tdlib/types/update/basic_group_full_info.rb
index 2ce1fccf..cbb2ea6d 100644
--- a/lib/tdlib/types/update/basic_group_full_info.rb
+++ b/lib/tdlib/types/update/basic_group_full_info.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr basic_group_id [Integer] Identifier of a basic group.
   # @attr basic_group_full_info [TD::Types::BasicGroupFullInfo] New full information about the group.
   class Update::BasicGroupFullInfo < Update
-    attribute :basic_group_id, TD::Types::Integer
+    attribute :basic_group_id, TD::Types::Coercible::Integer
     attribute :basic_group_full_info, TD::Types::BasicGroupFullInfo
   end
 end
diff --git a/lib/tdlib/types/update/chat_action_bar.rb b/lib/tdlib/types/update/chat_action_bar.rb
index 0f2ecb87..23d99017 100644
--- a/lib/tdlib/types/update/chat_action_bar.rb
+++ b/lib/tdlib/types/update/chat_action_bar.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr action_bar [TD::Types::ChatActionBar, nil] The new value of the action bar; may be null.
   class Update::ChatActionBar < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :action_bar, TD::Types::ChatActionBar.optional.default(nil)
   end
 end
diff --git a/lib/tdlib/types/update/chat_default_disable_notification.rb b/lib/tdlib/types/update/chat_default_disable_notification.rb
index d23388b7..1779bc1f 100644
--- a/lib/tdlib/types/update/chat_default_disable_notification.rb
+++ b/lib/tdlib/types/update/chat_default_disable_notification.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr default_disable_notification [Boolean] The new default_disable_notification value.
   class Update::ChatDefaultDisableNotification < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :default_disable_notification, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/update/chat_draft_message.rb b/lib/tdlib/types/update/chat_draft_message.rb
index c4b12e91..98c78d57 100644
--- a/lib/tdlib/types/update/chat_draft_message.rb
+++ b/lib/tdlib/types/update/chat_draft_message.rb
@@ -7,7 +7,7 @@ module TD::Types
   # @attr draft_message [TD::Types::DraftMessage, nil] The new draft message; may be null.
   # @attr positions [Array<TD::Types::ChatPosition>] The new chat positions in the chat lists.
   class Update::ChatDraftMessage < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :draft_message, TD::Types::DraftMessage.optional.default(nil)
     attribute :positions, TD::Types::Array.of(TD::Types::ChatPosition)
   end
diff --git a/lib/tdlib/types/update/chat_has_scheduled_messages.rb b/lib/tdlib/types/update/chat_has_scheduled_messages.rb
index 59915c07..201405e7 100644
--- a/lib/tdlib/types/update/chat_has_scheduled_messages.rb
+++ b/lib/tdlib/types/update/chat_has_scheduled_messages.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr has_scheduled_messages [Boolean] New value of has_scheduled_messages.
   class Update::ChatHasScheduledMessages < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :has_scheduled_messages, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/update/chat_is_blocked.rb b/lib/tdlib/types/update/chat_is_blocked.rb
index ab6a6992..53f0039e 100644
--- a/lib/tdlib/types/update/chat_is_blocked.rb
+++ b/lib/tdlib/types/update/chat_is_blocked.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr is_blocked [Boolean] New value of is_blocked.
   class Update::ChatIsBlocked < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :is_blocked, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/update/chat_is_marked_as_unread.rb b/lib/tdlib/types/update/chat_is_marked_as_unread.rb
index 2bbce681..8db0c136 100644
--- a/lib/tdlib/types/update/chat_is_marked_as_unread.rb
+++ b/lib/tdlib/types/update/chat_is_marked_as_unread.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr is_marked_as_unread [Boolean] New value of is_marked_as_unread.
   class Update::ChatIsMarkedAsUnread < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :is_marked_as_unread, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/update/chat_last_message.rb b/lib/tdlib/types/update/chat_last_message.rb
index e3ef444d..65dd57fe 100644
--- a/lib/tdlib/types/update/chat_last_message.rb
+++ b/lib/tdlib/types/update/chat_last_message.rb
@@ -7,7 +7,7 @@ module TD::Types
   # @attr last_message [TD::Types::Message, nil] The new last message in the chat; may be null.
   # @attr positions [Array<TD::Types::ChatPosition>] The new chat positions in the chat lists.
   class Update::ChatLastMessage < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :last_message, TD::Types::Message.optional.default(nil)
     attribute :positions, TD::Types::Array.of(TD::Types::ChatPosition)
   end
diff --git a/lib/tdlib/types/update/chat_member.rb b/lib/tdlib/types/update/chat_member.rb
index 349bd73e..10d1f8c0 100644
--- a/lib/tdlib/types/update/chat_member.rb
+++ b/lib/tdlib/types/update/chat_member.rb
@@ -9,9 +9,9 @@ module TD::Types
   # @attr old_chat_member [TD::Types::ChatMember] Previous chat member.
   # @attr new_chat_member [TD::Types::ChatMember] New chat member.
   class Update::ChatMember < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :actor_user_id, TD::Types::Integer
-    attribute :date, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :actor_user_id, TD::Types::Coercible::Integer
+    attribute :date, TD::Types::Coercible::Integer
     attribute :invite_link, TD::Types::ChatInviteLink.optional.default(nil)
     attribute :old_chat_member, TD::Types::ChatMember
     attribute :new_chat_member, TD::Types::ChatMember
diff --git a/lib/tdlib/types/update/chat_message_ttl_setting.rb b/lib/tdlib/types/update/chat_message_ttl_setting.rb
index 6bf12254..d60dcada 100644
--- a/lib/tdlib/types/update/chat_message_ttl_setting.rb
+++ b/lib/tdlib/types/update/chat_message_ttl_setting.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr message_ttl_setting [Integer] New value of message_ttl_setting.
   class Update::ChatMessageTtlSetting < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_ttl_setting, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_ttl_setting, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/chat_notification_settings.rb b/lib/tdlib/types/update/chat_notification_settings.rb
index 53c7cd5d..c996fb57 100644
--- a/lib/tdlib/types/update/chat_notification_settings.rb
+++ b/lib/tdlib/types/update/chat_notification_settings.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr notification_settings [TD::Types::ChatNotificationSettings] The new notification settings.
   class Update::ChatNotificationSettings < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :notification_settings, TD::Types::ChatNotificationSettings
   end
 end
diff --git a/lib/tdlib/types/update/chat_online_member_count.rb b/lib/tdlib/types/update/chat_online_member_count.rb
index ece30699..54a73fad 100644
--- a/lib/tdlib/types/update/chat_online_member_count.rb
+++ b/lib/tdlib/types/update/chat_online_member_count.rb
@@ -6,7 +6,7 @@ module TD::Types
   # @attr chat_id [Integer] Identifier of the chat.
   # @attr online_member_count [Integer] New number of online members in the chat, or 0 if unknown.
   class Update::ChatOnlineMemberCount < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :online_member_count, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :online_member_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/chat_permissions.rb b/lib/tdlib/types/update/chat_permissions.rb
index 30d6e962..682e8bef 100644
--- a/lib/tdlib/types/update/chat_permissions.rb
+++ b/lib/tdlib/types/update/chat_permissions.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr permissions [TD::Types::ChatPermissions] The new chat permissions.
   class Update::ChatPermissions < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :permissions, TD::Types::ChatPermissions
   end
 end
diff --git a/lib/tdlib/types/update/chat_photo.rb b/lib/tdlib/types/update/chat_photo.rb
index 101e6f46..7340e88d 100644
--- a/lib/tdlib/types/update/chat_photo.rb
+++ b/lib/tdlib/types/update/chat_photo.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr photo [TD::Types::ChatPhotoInfo, nil] The new chat photo; may be null.
   class Update::ChatPhoto < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :photo, TD::Types::ChatPhotoInfo.optional.default(nil)
   end
 end
diff --git a/lib/tdlib/types/update/chat_position.rb b/lib/tdlib/types/update/chat_position.rb
index d8e9a741..8c44c7e1 100644
--- a/lib/tdlib/types/update/chat_position.rb
+++ b/lib/tdlib/types/update/chat_position.rb
@@ -6,7 +6,7 @@ module TD::Types
   # @attr position [TD::Types::ChatPosition] New chat position.
   #   If new order is 0, then the chat needs to be removed from the list.
   class Update::ChatPosition < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :position, TD::Types::ChatPosition
   end
 end
diff --git a/lib/tdlib/types/update/chat_read_inbox.rb b/lib/tdlib/types/update/chat_read_inbox.rb
index 68643fe9..d51e5f2c 100644
--- a/lib/tdlib/types/update/chat_read_inbox.rb
+++ b/lib/tdlib/types/update/chat_read_inbox.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr last_read_inbox_message_id [Integer] Identifier of the last read incoming message.
   # @attr unread_count [Integer] The number of unread messages left in the chat.
   class Update::ChatReadInbox < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :last_read_inbox_message_id, TD::Types::Integer
-    attribute :unread_count, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :last_read_inbox_message_id, TD::Types::Coercible::Integer
+    attribute :unread_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/chat_read_outbox.rb b/lib/tdlib/types/update/chat_read_outbox.rb
index 8e2fbd45..347c9348 100644
--- a/lib/tdlib/types/update/chat_read_outbox.rb
+++ b/lib/tdlib/types/update/chat_read_outbox.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr last_read_outbox_message_id [Integer] Identifier of last read outgoing message.
   class Update::ChatReadOutbox < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :last_read_outbox_message_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :last_read_outbox_message_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/chat_reply_markup.rb b/lib/tdlib/types/update/chat_reply_markup.rb
index bfc3dd70..8e9fe2b2 100644
--- a/lib/tdlib/types/update/chat_reply_markup.rb
+++ b/lib/tdlib/types/update/chat_reply_markup.rb
@@ -7,7 +7,7 @@ module TD::Types
   # @attr reply_markup_message_id [Integer] Identifier of the message from which reply markup needs to be used; 0 if
   #   there is no default custom reply markup in the chat.
   class Update::ChatReplyMarkup < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :reply_markup_message_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :reply_markup_message_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/chat_title.rb b/lib/tdlib/types/update/chat_title.rb
index 8e2edb06..5d8f0c6b 100644
--- a/lib/tdlib/types/update/chat_title.rb
+++ b/lib/tdlib/types/update/chat_title.rb
@@ -2,9 +2,9 @@ module TD::Types
   # The title of a chat was changed.
   #
   # @attr chat_id [Integer] Chat identifier.
-  # @attr title [String] The new chat title.
+  # @attr title [TD::Types::String] The new chat title.
   class Update::ChatTitle < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :title, TD::Types::String
   end
 end
diff --git a/lib/tdlib/types/update/chat_unread_mention_count.rb b/lib/tdlib/types/update/chat_unread_mention_count.rb
index ee30bc04..5315f5d6 100644
--- a/lib/tdlib/types/update/chat_unread_mention_count.rb
+++ b/lib/tdlib/types/update/chat_unread_mention_count.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr unread_mention_count [Integer] The number of unread mention messages left in the chat.
   class Update::ChatUnreadMentionCount < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :unread_mention_count, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :unread_mention_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/chat_voice_chat.rb b/lib/tdlib/types/update/chat_voice_chat.rb
index 2d75ee02..da215829 100644
--- a/lib/tdlib/types/update/chat_voice_chat.rb
+++ b/lib/tdlib/types/update/chat_voice_chat.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr voice_chat [TD::Types::VoiceChat] New value of voice_chat.
   class Update::ChatVoiceChat < Update
-    attribute :chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
     attribute :voice_chat, TD::Types::VoiceChat
   end
 end
diff --git a/lib/tdlib/types/update/delete_messages.rb b/lib/tdlib/types/update/delete_messages.rb
index 9373337b..7c51ea05 100644
--- a/lib/tdlib/types/update/delete_messages.rb
+++ b/lib/tdlib/types/update/delete_messages.rb
@@ -8,8 +8,8 @@ module TD::Types
   # @attr from_cache [Boolean] True, if the messages are deleted only from the cache and can possibly be retrieved
   #   again in the future.
   class Update::DeleteMessages < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
     attribute :is_permanent, TD::Types::Bool
     attribute :from_cache, TD::Types::Bool
   end
diff --git a/lib/tdlib/types/update/dice_emojis.rb b/lib/tdlib/types/update/dice_emojis.rb
index a99d2121..d0016136 100644
--- a/lib/tdlib/types/update/dice_emojis.rb
+++ b/lib/tdlib/types/update/dice_emojis.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # The list of supported dice emojis has changed.
   #
-  # @attr emojis [Array<String>] The new list of supported dice emojis.
+  # @attr emojis [Array<TD::Types::String>] The new list of supported dice emojis.
   class Update::DiceEmojis < Update
     attribute :emojis, TD::Types::Array.of(TD::Types::String)
   end
diff --git a/lib/tdlib/types/update/favorite_stickers.rb b/lib/tdlib/types/update/favorite_stickers.rb
index 374ec451..19ea5b2e 100644
--- a/lib/tdlib/types/update/favorite_stickers.rb
+++ b/lib/tdlib/types/update/favorite_stickers.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr sticker_ids [Array<Integer>] The new list of file identifiers of favorite stickers.
   class Update::FavoriteStickers < Update
-    attribute :sticker_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :sticker_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/update/file_generation_start.rb b/lib/tdlib/types/update/file_generation_start.rb
index 2af4fc77..50f71ab9 100644
--- a/lib/tdlib/types/update/file_generation_start.rb
+++ b/lib/tdlib/types/update/file_generation_start.rb
@@ -2,14 +2,14 @@ module TD::Types
   # The file generation process needs to be started by the application.
   #
   # @attr generation_id [Integer] Unique identifier for the generation process.
-  # @attr original_path [String, nil] The path to a file from which a new file is generated; may be empty.
-  # @attr destination_path [String] The path to a file that should be created and where the new file should be
-  #   generated.
-  # @attr conversion [String] String specifying the conversion applied to the original file.
+  # @attr original_path [TD::Types::String, nil] The path to a file from which a new file is generated; may be empty.
+  # @attr destination_path [TD::Types::String] The path to a file that should be created and where the new file should
+  #   be generated.
+  # @attr conversion [TD::Types::String] String specifying the conversion applied to the original file.
   #   If conversion is "#url#" than original_path contains an HTTP/HTTPS URL of a file, which should be downloaded by
   #   the application.
   class Update::FileGenerationStart < Update
-    attribute :generation_id, TD::Types::Integer
+    attribute :generation_id, TD::Types::Coercible::Integer
     attribute :original_path, TD::Types::String.optional.default(nil)
     attribute :destination_path, TD::Types::String
     attribute :conversion, TD::Types::String
diff --git a/lib/tdlib/types/update/file_generation_stop.rb b/lib/tdlib/types/update/file_generation_stop.rb
index b36422a9..61352f0f 100644
--- a/lib/tdlib/types/update/file_generation_stop.rb
+++ b/lib/tdlib/types/update/file_generation_stop.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr generation_id [Integer] Unique identifier for the generation process.
   class Update::FileGenerationStop < Update
-    attribute :generation_id, TD::Types::Integer
+    attribute :generation_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/group_call_participant.rb b/lib/tdlib/types/update/group_call_participant.rb
index b3e7cd5a..b0f28194 100644
--- a/lib/tdlib/types/update/group_call_participant.rb
+++ b/lib/tdlib/types/update/group_call_participant.rb
@@ -6,7 +6,7 @@ module TD::Types
   # @attr group_call_id [Integer] Identifier of group call.
   # @attr participant [TD::Types::GroupCallParticipant] New data about a participant.
   class Update::GroupCallParticipant < Update
-    attribute :group_call_id, TD::Types::Integer
+    attribute :group_call_id, TD::Types::Coercible::Integer
     attribute :participant, TD::Types::GroupCallParticipant
   end
 end
diff --git a/lib/tdlib/types/update/installed_sticker_sets.rb b/lib/tdlib/types/update/installed_sticker_sets.rb
index 29cf1695..20a5aa86 100644
--- a/lib/tdlib/types/update/installed_sticker_sets.rb
+++ b/lib/tdlib/types/update/installed_sticker_sets.rb
@@ -5,6 +5,6 @@ module TD::Types
   # @attr sticker_set_ids [Array<Integer>] The new list of installed ordinary sticker sets.
   class Update::InstalledStickerSets < Update
     attribute :is_masks, TD::Types::Bool
-    attribute :sticker_set_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :sticker_set_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/update/language_pack_strings.rb b/lib/tdlib/types/update/language_pack_strings.rb
index 5969170a..7d0da65c 100644
--- a/lib/tdlib/types/update/language_pack_strings.rb
+++ b/lib/tdlib/types/update/language_pack_strings.rb
@@ -1,8 +1,8 @@
 module TD::Types
   # Some language pack strings have been updated.
   #
-  # @attr localization_target [String] Localization target to which the language pack belongs.
-  # @attr language_pack_id [String] Identifier of the updated language pack.
+  # @attr localization_target [TD::Types::String] Localization target to which the language pack belongs.
+  # @attr language_pack_id [TD::Types::String] Identifier of the updated language pack.
   # @attr strings [Array<TD::Types::LanguagePackString>] List of changed language pack strings.
   class Update::LanguagePackStrings < Update
     attribute :localization_target, TD::Types::String
diff --git a/lib/tdlib/types/update/message_content.rb b/lib/tdlib/types/update/message_content.rb
index c0446aa7..d73695a1 100644
--- a/lib/tdlib/types/update/message_content.rb
+++ b/lib/tdlib/types/update/message_content.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr message_id [Integer] Message identifier.
   # @attr new_content [TD::Types::MessageContent] New message content.
   class Update::MessageContent < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
     attribute :new_content, TD::Types::MessageContent
   end
 end
diff --git a/lib/tdlib/types/update/message_content_opened.rb b/lib/tdlib/types/update/message_content_opened.rb
index fb9fe914..3a3594e6 100644
--- a/lib/tdlib/types/update/message_content_opened.rb
+++ b/lib/tdlib/types/update/message_content_opened.rb
@@ -6,7 +6,7 @@ module TD::Types
   # @attr chat_id [Integer] Chat identifier.
   # @attr message_id [Integer] Message identifier.
   class Update::MessageContentOpened < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/message_edited.rb b/lib/tdlib/types/update/message_edited.rb
index 17a94710..9110b49a 100644
--- a/lib/tdlib/types/update/message_edited.rb
+++ b/lib/tdlib/types/update/message_edited.rb
@@ -7,9 +7,9 @@ module TD::Types
   # @attr edit_date [Integer] Point in time (Unix timestamp) when the message was edited.
   # @attr reply_markup [TD::Types::ReplyMarkup, nil] New message reply markup; may be null.
   class Update::MessageEdited < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_id, TD::Types::Integer
-    attribute :edit_date, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
+    attribute :edit_date, TD::Types::Coercible::Integer
     attribute :reply_markup, TD::Types::ReplyMarkup.optional.default(nil)
   end
 end
diff --git a/lib/tdlib/types/update/message_interaction_info.rb b/lib/tdlib/types/update/message_interaction_info.rb
index 00a3b809..78ed4f60 100644
--- a/lib/tdlib/types/update/message_interaction_info.rb
+++ b/lib/tdlib/types/update/message_interaction_info.rb
@@ -6,8 +6,8 @@ module TD::Types
   # @attr interaction_info [TD::Types::MessageInteractionInfo, nil] New information about interactions with the
   #   message; may be null.
   class Update::MessageInteractionInfo < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
     attribute :interaction_info, TD::Types::MessageInteractionInfo.optional.default(nil)
   end
 end
diff --git a/lib/tdlib/types/update/message_is_pinned.rb b/lib/tdlib/types/update/message_is_pinned.rb
index 1a6af284..611e201a 100644
--- a/lib/tdlib/types/update/message_is_pinned.rb
+++ b/lib/tdlib/types/update/message_is_pinned.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr message_id [Integer] The message identifier.
   # @attr is_pinned [Boolean] True, if the message is pinned.
   class Update::MessageIsPinned < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
     attribute :is_pinned, TD::Types::Bool
   end
 end
diff --git a/lib/tdlib/types/update/message_live_location_viewed.rb b/lib/tdlib/types/update/message_live_location_viewed.rb
index d0cdf8d8..6f88d29c 100644
--- a/lib/tdlib/types/update/message_live_location_viewed.rb
+++ b/lib/tdlib/types/update/message_live_location_viewed.rb
@@ -5,7 +5,7 @@ module TD::Types
   # @attr chat_id [Integer] Identifier of the chat with the live location message.
   # @attr message_id [Integer] Identifier of the message with live location.
   class Update::MessageLiveLocationViewed < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/message_mention_read.rb b/lib/tdlib/types/update/message_mention_read.rb
index 0c331dd2..6f368f98 100644
--- a/lib/tdlib/types/update/message_mention_read.rb
+++ b/lib/tdlib/types/update/message_mention_read.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr message_id [Integer] Message identifier.
   # @attr unread_mention_count [Integer] The new number of unread mention messages left in the chat.
   class Update::MessageMentionRead < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_id, TD::Types::Integer
-    attribute :unread_mention_count, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
+    attribute :unread_mention_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/message_send_acknowledged.rb b/lib/tdlib/types/update/message_send_acknowledged.rb
index f8cd91c3..34b24cee 100644
--- a/lib/tdlib/types/update/message_send_acknowledged.rb
+++ b/lib/tdlib/types/update/message_send_acknowledged.rb
@@ -8,7 +8,7 @@ module TD::Types
   # @attr chat_id [Integer] The chat identifier of the sent message.
   # @attr message_id [Integer] A temporary message identifier.
   class Update::MessageSendAcknowledged < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/message_send_failed.rb b/lib/tdlib/types/update/message_send_failed.rb
index 54201259..12617abd 100644
--- a/lib/tdlib/types/update/message_send_failed.rb
+++ b/lib/tdlib/types/update/message_send_failed.rb
@@ -6,11 +6,11 @@ module TD::Types
   # @attr message [TD::Types::Message] Contains information about the message which failed to send.
   # @attr old_message_id [Integer] The previous temporary message identifier.
   # @attr error_code [Integer] An error code.
-  # @attr error_message [String] Error message.
+  # @attr error_message [TD::Types::String] Error message.
   class Update::MessageSendFailed < Update
     attribute :message, TD::Types::Message
-    attribute :old_message_id, TD::Types::Integer
-    attribute :error_code, TD::Types::Integer
+    attribute :old_message_id, TD::Types::Coercible::Integer
+    attribute :error_code, TD::Types::Coercible::Integer
     attribute :error_message, TD::Types::String
   end
 end
diff --git a/lib/tdlib/types/update/message_send_succeeded.rb b/lib/tdlib/types/update/message_send_succeeded.rb
index b2f029f1..0e323731 100644
--- a/lib/tdlib/types/update/message_send_succeeded.rb
+++ b/lib/tdlib/types/update/message_send_succeeded.rb
@@ -6,6 +6,6 @@ module TD::Types
   # @attr old_message_id [Integer] The previous temporary message identifier.
   class Update::MessageSendSucceeded < Update
     attribute :message, TD::Types::Message
-    attribute :old_message_id, TD::Types::Integer
+    attribute :old_message_id, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/new_call_signaling_data.rb b/lib/tdlib/types/update/new_call_signaling_data.rb
index 1c20d29e..c9e86c2e 100644
--- a/lib/tdlib/types/update/new_call_signaling_data.rb
+++ b/lib/tdlib/types/update/new_call_signaling_data.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr call_id [Integer] The call identifier.
   # @attr data [String] The data.
   class Update::NewCallSignalingData < Update
-    attribute :call_id, TD::Types::Integer
-    attribute :data, TD::Types::String
+    attribute :call_id, TD::Types::Coercible::Integer
+    attribute :data, TD::Types::Coercible::String
   end
 end
diff --git a/lib/tdlib/types/update/new_callback_query.rb b/lib/tdlib/types/update/new_callback_query.rb
index 8bc07494..b52d0f26 100644
--- a/lib/tdlib/types/update/new_callback_query.rb
+++ b/lib/tdlib/types/update/new_callback_query.rb
@@ -8,11 +8,11 @@ module TD::Types
   # @attr chat_instance [Integer] Identifier that uniquely corresponds to the chat to which the message was sent.
   # @attr payload [TD::Types::CallbackQueryPayload] Query payload.
   class Update::NewCallbackQuery < Update
-    attribute :id, TD::Types::Integer
-    attribute :sender_user_id, TD::Types::Integer
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_id, TD::Types::Integer
-    attribute :chat_instance, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :sender_user_id, TD::Types::Coercible::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_id, TD::Types::Coercible::Integer
+    attribute :chat_instance, TD::Types::Coercible::Integer
     attribute :payload, TD::Types::CallbackQueryPayload
   end
 end
diff --git a/lib/tdlib/types/update/new_chosen_inline_result.rb b/lib/tdlib/types/update/new_chosen_inline_result.rb
index 184315af..2a259aed 100644
--- a/lib/tdlib/types/update/new_chosen_inline_result.rb
+++ b/lib/tdlib/types/update/new_chosen_inline_result.rb
@@ -3,11 +3,11 @@ module TD::Types
   #
   # @attr sender_user_id [Integer] Identifier of the user who sent the query.
   # @attr user_location [TD::Types::Location, nil] User location; may be null.
-  # @attr query [String] Text of the query.
-  # @attr result_id [String] Identifier of the chosen result.
-  # @attr inline_message_id [String] Identifier of the sent inline message, if known.
+  # @attr query [TD::Types::String] Text of the query.
+  # @attr result_id [TD::Types::String] Identifier of the chosen result.
+  # @attr inline_message_id [TD::Types::String] Identifier of the sent inline message, if known.
   class Update::NewChosenInlineResult < Update
-    attribute :sender_user_id, TD::Types::Integer
+    attribute :sender_user_id, TD::Types::Coercible::Integer
     attribute :user_location, TD::Types::Location.optional.default(nil)
     attribute :query, TD::Types::String
     attribute :result_id, TD::Types::String
diff --git a/lib/tdlib/types/update/new_custom_event.rb b/lib/tdlib/types/update/new_custom_event.rb
index 5c4b1a68..9b1d234d 100644
--- a/lib/tdlib/types/update/new_custom_event.rb
+++ b/lib/tdlib/types/update/new_custom_event.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # A new incoming event; for bots only.
   #
-  # @attr event [String] A JSON-serialized event.
+  # @attr event [TD::Types::String] A JSON-serialized event.
   class Update::NewCustomEvent < Update
     attribute :event, TD::Types::String
   end
diff --git a/lib/tdlib/types/update/new_custom_query.rb b/lib/tdlib/types/update/new_custom_query.rb
index 6ab06459..0437ba51 100644
--- a/lib/tdlib/types/update/new_custom_query.rb
+++ b/lib/tdlib/types/update/new_custom_query.rb
@@ -2,11 +2,11 @@ module TD::Types
   # A new incoming query; for bots only.
   #
   # @attr id [Integer] The query identifier.
-  # @attr data [String] JSON-serialized query data.
+  # @attr data [TD::Types::String] JSON-serialized query data.
   # @attr timeout [Integer] Query timeout.
   class Update::NewCustomQuery < Update
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :data, TD::Types::String
-    attribute :timeout, TD::Types::Integer
+    attribute :timeout, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/new_inline_callback_query.rb b/lib/tdlib/types/update/new_inline_callback_query.rb
index ab04ce14..dc1c1672 100644
--- a/lib/tdlib/types/update/new_inline_callback_query.rb
+++ b/lib/tdlib/types/update/new_inline_callback_query.rb
@@ -3,14 +3,14 @@ module TD::Types
   #
   # @attr id [Integer] Unique query identifier.
   # @attr sender_user_id [Integer] Identifier of the user who sent the query.
-  # @attr inline_message_id [String] Identifier of the inline message, from which the query originated.
+  # @attr inline_message_id [TD::Types::String] Identifier of the inline message, from which the query originated.
   # @attr chat_instance [Integer] An identifier uniquely corresponding to the chat a message was sent to.
   # @attr payload [TD::Types::CallbackQueryPayload] Query payload.
   class Update::NewInlineCallbackQuery < Update
-    attribute :id, TD::Types::Integer
-    attribute :sender_user_id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :sender_user_id, TD::Types::Coercible::Integer
     attribute :inline_message_id, TD::Types::String
-    attribute :chat_instance, TD::Types::Integer
+    attribute :chat_instance, TD::Types::Coercible::Integer
     attribute :payload, TD::Types::CallbackQueryPayload
   end
 end
diff --git a/lib/tdlib/types/update/new_inline_query.rb b/lib/tdlib/types/update/new_inline_query.rb
index c4a8fb79..29a580cb 100644
--- a/lib/tdlib/types/update/new_inline_query.rb
+++ b/lib/tdlib/types/update/new_inline_query.rb
@@ -6,11 +6,11 @@ module TD::Types
   # @attr user_location [TD::Types::Location, nil] User location; may be null.
   # @attr chat_type [TD::Types::ChatType, nil] Contains information about the type of the chat, from which the query
   #   originated; may be null if unknown.
-  # @attr query [String] Text of the query.
-  # @attr offset [String] Offset of the first entry to return.
+  # @attr query [TD::Types::String] Text of the query.
+  # @attr offset [TD::Types::String] Offset of the first entry to return.
   class Update::NewInlineQuery < Update
-    attribute :id, TD::Types::Integer
-    attribute :sender_user_id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :sender_user_id, TD::Types::Coercible::Integer
     attribute :user_location, TD::Types::Location.optional.default(nil)
     attribute :chat_type, TD::Types::ChatType.optional.default(nil)
     attribute :query, TD::Types::String
diff --git a/lib/tdlib/types/update/new_pre_checkout_query.rb b/lib/tdlib/types/update/new_pre_checkout_query.rb
index af15513c..0c268e9f 100644
--- a/lib/tdlib/types/update/new_pre_checkout_query.rb
+++ b/lib/tdlib/types/update/new_pre_checkout_query.rb
@@ -4,18 +4,18 @@ module TD::Types
   #
   # @attr id [Integer] Unique query identifier.
   # @attr sender_user_id [Integer] Identifier of the user who sent the query.
-  # @attr currency [String] Currency for the product price.
+  # @attr currency [TD::Types::String] Currency for the product price.
   # @attr total_amount [Integer] Total price for the product, in the smallest units of the currency.
   # @attr invoice_payload [String] Invoice payload.
-  # @attr shipping_option_id [String, nil] Identifier of a shipping option chosen by the user; may be empty if not
-  #   applicable.
+  # @attr shipping_option_id [TD::Types::String, nil] Identifier of a shipping option chosen by the user; may be empty
+  #   if not applicable.
   # @attr order_info [TD::Types::OrderInfo, nil] Information about the order; may be null.
   class Update::NewPreCheckoutQuery < Update
-    attribute :id, TD::Types::Integer
-    attribute :sender_user_id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :sender_user_id, TD::Types::Coercible::Integer
     attribute :currency, TD::Types::String
-    attribute :total_amount, TD::Types::Integer
-    attribute :invoice_payload, TD::Types::String
+    attribute :total_amount, TD::Types::Coercible::Integer
+    attribute :invoice_payload, TD::Types::Coercible::String
     attribute :shipping_option_id, TD::Types::String.optional.default(nil)
     attribute :order_info, TD::Types::OrderInfo.optional.default(nil)
   end
diff --git a/lib/tdlib/types/update/new_shipping_query.rb b/lib/tdlib/types/update/new_shipping_query.rb
index bdc517c2..9bcbdba8 100644
--- a/lib/tdlib/types/update/new_shipping_query.rb
+++ b/lib/tdlib/types/update/new_shipping_query.rb
@@ -4,11 +4,11 @@ module TD::Types
   #
   # @attr id [Integer] Unique query identifier.
   # @attr sender_user_id [Integer] Identifier of the user who sent the query.
-  # @attr invoice_payload [String] Invoice payload.
+  # @attr invoice_payload [TD::Types::String] Invoice payload.
   # @attr shipping_address [TD::Types::Address] User shipping address.
   class Update::NewShippingQuery < Update
-    attribute :id, TD::Types::Integer
-    attribute :sender_user_id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
+    attribute :sender_user_id, TD::Types::Coercible::Integer
     attribute :invoice_payload, TD::Types::String
     attribute :shipping_address, TD::Types::Address
   end
diff --git a/lib/tdlib/types/update/notification.rb b/lib/tdlib/types/update/notification.rb
index da216986..c27ee532 100644
--- a/lib/tdlib/types/update/notification.rb
+++ b/lib/tdlib/types/update/notification.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr notification_group_id [Integer] Unique notification group identifier.
   # @attr notification [TD::Types::Notification] Changed notification.
   class Update::Notification < Update
-    attribute :notification_group_id, TD::Types::Integer
+    attribute :notification_group_id, TD::Types::Coercible::Integer
     attribute :notification, TD::Types::Notification
   end
 end
diff --git a/lib/tdlib/types/update/notification_group.rb b/lib/tdlib/types/update/notification_group.rb
index cca5284e..3a70431a 100644
--- a/lib/tdlib/types/update/notification_group.rb
+++ b/lib/tdlib/types/update/notification_group.rb
@@ -14,13 +14,13 @@ module TD::Types
   # @attr removed_notification_ids [Array<Integer>] Identifiers of removed group notifications, sorted by notification
   #   ID.
   class Update::NotificationGroup < Update
-    attribute :notification_group_id, TD::Types::Integer
+    attribute :notification_group_id, TD::Types::Coercible::Integer
     attribute :type, TD::Types::NotificationGroupType
-    attribute :chat_id, TD::Types::Integer
-    attribute :notification_settings_chat_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :notification_settings_chat_id, TD::Types::Coercible::Integer
     attribute :is_silent, TD::Types::Bool
-    attribute :total_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
     attribute :added_notifications, TD::Types::Array.of(TD::Types::Notification)
-    attribute :removed_notification_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :removed_notification_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/update/option.rb b/lib/tdlib/types/update/option.rb
index d7c0b710..99b0b3b0 100644
--- a/lib/tdlib/types/update/option.rb
+++ b/lib/tdlib/types/update/option.rb
@@ -1,7 +1,7 @@
 module TD::Types
   # An option changed its value.
   #
-  # @attr name [String] The option name.
+  # @attr name [TD::Types::String] The option name.
   # @attr value [TD::Types::OptionValue] The new option value.
   class Update::Option < Update
     attribute :name, TD::Types::String
diff --git a/lib/tdlib/types/update/poll_answer.rb b/lib/tdlib/types/update/poll_answer.rb
index 5513bb5b..90103384 100644
--- a/lib/tdlib/types/update/poll_answer.rb
+++ b/lib/tdlib/types/update/poll_answer.rb
@@ -5,8 +5,8 @@ module TD::Types
   # @attr user_id [Integer] The user, who changed the answer to the poll.
   # @attr option_ids [Array<Integer>] 0-based identifiers of answer options, chosen by the user.
   class Update::PollAnswer < Update
-    attribute :poll_id, TD::Types::Integer
-    attribute :user_id, TD::Types::Integer
-    attribute :option_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :poll_id, TD::Types::Coercible::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
+    attribute :option_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/update/recent_stickers.rb b/lib/tdlib/types/update/recent_stickers.rb
index 7e4dcaae..217b22b0 100644
--- a/lib/tdlib/types/update/recent_stickers.rb
+++ b/lib/tdlib/types/update/recent_stickers.rb
@@ -6,6 +6,6 @@ module TD::Types
   # @attr sticker_ids [Array<Integer>] The new list of file identifiers of recently used stickers.
   class Update::RecentStickers < Update
     attribute :is_attached, TD::Types::Bool
-    attribute :sticker_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :sticker_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/update/saved_animations.rb b/lib/tdlib/types/update/saved_animations.rb
index 38fcaacc..9d420abe 100644
--- a/lib/tdlib/types/update/saved_animations.rb
+++ b/lib/tdlib/types/update/saved_animations.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr animation_ids [Array<Integer>] The new list of file identifiers of saved animations.
   class Update::SavedAnimations < Update
-    attribute :animation_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :animation_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/update/service_notification.rb b/lib/tdlib/types/update/service_notification.rb
index bbe43b29..f9ba714b 100644
--- a/lib/tdlib/types/update/service_notification.rb
+++ b/lib/tdlib/types/update/service_notification.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Service notification from the server.
   # Upon receiving this the application must show a popup with the content of the notification.
   #
-  # @attr type [String] Notification type.
+  # @attr type [TD::Types::String] Notification type.
   #   If type begins with "AUTH_KEY_DROP_", then two buttons "Cancel" and "Log out" should be shown under notification;
   #   if user presses the second, all local data should be destroyed using Destroy method.
   # @attr content [TD::Types::MessageContent] Notification content.
diff --git a/lib/tdlib/types/update/supergroup_full_info.rb b/lib/tdlib/types/update/supergroup_full_info.rb
index 951a1710..17307918 100644
--- a/lib/tdlib/types/update/supergroup_full_info.rb
+++ b/lib/tdlib/types/update/supergroup_full_info.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr supergroup_id [Integer] Identifier of the supergroup or channel.
   # @attr supergroup_full_info [TD::Types::SupergroupFullInfo] New full information about the supergroup.
   class Update::SupergroupFullInfo < Update
-    attribute :supergroup_id, TD::Types::Integer
+    attribute :supergroup_id, TD::Types::Coercible::Integer
     attribute :supergroup_full_info, TD::Types::SupergroupFullInfo
   end
 end
diff --git a/lib/tdlib/types/update/terms_of_service.rb b/lib/tdlib/types/update/terms_of_service.rb
index 5de5c057..9d6fd5de 100644
--- a/lib/tdlib/types/update/terms_of_service.rb
+++ b/lib/tdlib/types/update/terms_of_service.rb
@@ -3,7 +3,7 @@ module TD::Types
   # If the terms of service are declined, then the deleteAccount method should be called with the reason "Decline ToS
   #   update".
   #
-  # @attr terms_of_service_id [String] Identifier of the terms of service.
+  # @attr terms_of_service_id [TD::Types::String] Identifier of the terms of service.
   # @attr terms_of_service [TD::Types::TermsOfService] The new terms of service.
   class Update::TermsOfService < Update
     attribute :terms_of_service_id, TD::Types::String
diff --git a/lib/tdlib/types/update/unread_chat_count.rb b/lib/tdlib/types/update/unread_chat_count.rb
index 92362da7..e3b9081a 100644
--- a/lib/tdlib/types/update/unread_chat_count.rb
+++ b/lib/tdlib/types/update/unread_chat_count.rb
@@ -11,10 +11,10 @@ module TD::Types
   # @attr marked_as_unread_unmuted_count [Integer] Total number of unmuted chats marked as unread.
   class Update::UnreadChatCount < Update
     attribute :chat_list, TD::Types::ChatList
-    attribute :total_count, TD::Types::Integer
-    attribute :unread_count, TD::Types::Integer
-    attribute :unread_unmuted_count, TD::Types::Integer
-    attribute :marked_as_unread_count, TD::Types::Integer
-    attribute :marked_as_unread_unmuted_count, TD::Types::Integer
+    attribute :total_count, TD::Types::Coercible::Integer
+    attribute :unread_count, TD::Types::Coercible::Integer
+    attribute :unread_unmuted_count, TD::Types::Coercible::Integer
+    attribute :marked_as_unread_count, TD::Types::Coercible::Integer
+    attribute :marked_as_unread_unmuted_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/unread_message_count.rb b/lib/tdlib/types/update/unread_message_count.rb
index fa8862e8..361a0862 100644
--- a/lib/tdlib/types/update/unread_message_count.rb
+++ b/lib/tdlib/types/update/unread_message_count.rb
@@ -7,7 +7,7 @@ module TD::Types
   # @attr unread_unmuted_count [Integer] Total number of unread messages in unmuted chats.
   class Update::UnreadMessageCount < Update
     attribute :chat_list, TD::Types::ChatList
-    attribute :unread_count, TD::Types::Integer
-    attribute :unread_unmuted_count, TD::Types::Integer
+    attribute :unread_count, TD::Types::Coercible::Integer
+    attribute :unread_unmuted_count, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/update/user_chat_action.rb b/lib/tdlib/types/update/user_chat_action.rb
index 10a72241..c6f7963e 100644
--- a/lib/tdlib/types/update/user_chat_action.rb
+++ b/lib/tdlib/types/update/user_chat_action.rb
@@ -6,9 +6,9 @@ module TD::Types
   # @attr user_id [Integer] Identifier of a user performing an action.
   # @attr action [TD::Types::ChatAction] The action description.
   class Update::UserChatAction < Update
-    attribute :chat_id, TD::Types::Integer
-    attribute :message_thread_id, TD::Types::Integer
-    attribute :user_id, TD::Types::Integer
+    attribute :chat_id, TD::Types::Coercible::Integer
+    attribute :message_thread_id, TD::Types::Coercible::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
     attribute :action, TD::Types::ChatAction
   end
 end
diff --git a/lib/tdlib/types/update/user_full_info.rb b/lib/tdlib/types/update/user_full_info.rb
index c18bc5dd..41edc81e 100644
--- a/lib/tdlib/types/update/user_full_info.rb
+++ b/lib/tdlib/types/update/user_full_info.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr user_id [Integer] User identifier.
   # @attr user_full_info [TD::Types::UserFullInfo] New full information about the user.
   class Update::UserFullInfo < Update
-    attribute :user_id, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
     attribute :user_full_info, TD::Types::UserFullInfo
   end
 end
diff --git a/lib/tdlib/types/update/user_status.rb b/lib/tdlib/types/update/user_status.rb
index 20809f09..0eae18b4 100644
--- a/lib/tdlib/types/update/user_status.rb
+++ b/lib/tdlib/types/update/user_status.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr user_id [Integer] User identifier.
   # @attr status [TD::Types::UserStatus] New status of the user.
   class Update::UserStatus < Update
-    attribute :user_id, TD::Types::Integer
+    attribute :user_id, TD::Types::Coercible::Integer
     attribute :status, TD::Types::UserStatus
   end
 end
diff --git a/lib/tdlib/types/user.rb b/lib/tdlib/types/user.rb
index 92e6e470..4263f4f3 100644
--- a/lib/tdlib/types/user.rb
+++ b/lib/tdlib/types/user.rb
@@ -2,10 +2,10 @@ module TD::Types
   # Represents a user.
   #
   # @attr id [Integer] User identifier.
-  # @attr first_name [String] First name of the user.
-  # @attr last_name [String] Last name of the user.
-  # @attr username [String] Username of the user.
-  # @attr phone_number [String] Phone number of the user.
+  # @attr first_name [TD::Types::String] First name of the user.
+  # @attr last_name [TD::Types::String] Last name of the user.
+  # @attr username [TD::Types::String] Username of the user.
+  # @attr phone_number [TD::Types::String] Phone number of the user.
   # @attr status [TD::Types::UserStatus] Current online status of the user.
   # @attr profile_photo [TD::Types::ProfilePhoto, nil] Profile photo of the user; may be null.
   # @attr is_contact [Boolean] The user is a contact of the current user.
@@ -13,17 +13,17 @@ module TD::Types
   #   the user.
   # @attr is_verified [Boolean] True, if the user is verified.
   # @attr is_support [Boolean] True, if the user is Telegram support account.
-  # @attr restriction_reason [String] If non-empty, it contains a human-readable description of the reason why access
-  #   to this user must be restricted.
+  # @attr restriction_reason [TD::Types::String] If non-empty, it contains a human-readable description of the reason
+  #   why access to this user must be restricted.
   # @attr is_scam [Boolean] True, if many users reported this user as a scam.
   # @attr is_fake [Boolean] True, if many users reported this user as a fake account.
   # @attr have_access [Boolean] If false, the user is inaccessible, and the only information known about the user is
   #   inside this class.
   #   It can't be passed to any method except GetUser.
   # @attr type [TD::Types::UserType] Type of the user.
-  # @attr language_code [String] IETF language tag of the user's language; only available to bots.
+  # @attr language_code [TD::Types::String] IETF language tag of the user's language; only available to bots.
   class User < Base
-    attribute :id, TD::Types::Integer
+    attribute :id, TD::Types::Coercible::Integer
     attribute :first_name, TD::Types::String
     attribute :last_name, TD::Types::String
     attribute :username, TD::Types::String
diff --git a/lib/tdlib/types/user_full_info.rb b/lib/tdlib/types/user_full_info.rb
index 65f88160..b0092683 100644
--- a/lib/tdlib/types/user_full_info.rb
+++ b/lib/tdlib/types/user_full_info.rb
@@ -8,8 +8,8 @@ module TD::Types
   # @attr has_private_calls [Boolean] True, if the user can't be called due to their privacy settings.
   # @attr need_phone_number_privacy_exception [Boolean] True, if the current user needs to explicitly allow to share
   #   their phone number with the user when the method addContact is used.
-  # @attr bio [String] A short user bio.
-  # @attr share_text [String] For bots, the text that is included with the link when users share the bot.
+  # @attr bio [TD::Types::String] A short user bio.
+  # @attr share_text [TD::Types::String] For bots, the text that is included with the link when users share the bot.
   # @attr group_in_common_count [Integer] Number of group chats where both the other user and the current user are a
   #   member; 0 for the current user.
   # @attr bot_info [TD::Types::BotInfo, nil] If the user is a bot, information about the bot; may be null.
@@ -22,7 +22,7 @@ class UserFullInfo < Base
     attribute :need_phone_number_privacy_exception, TD::Types::Bool
     attribute :bio, TD::Types::String
     attribute :share_text, TD::Types::String
-    attribute :group_in_common_count, TD::Types::Integer
+    attribute :group_in_common_count, TD::Types::Coercible::Integer
     attribute :bot_info, TD::Types::BotInfo.optional.default(nil)
   end
 end
diff --git a/lib/tdlib/types/user_privacy_setting_rule/allow_chat_members.rb b/lib/tdlib/types/user_privacy_setting_rule/allow_chat_members.rb
index 8ba529e7..bd82886c 100644
--- a/lib/tdlib/types/user_privacy_setting_rule/allow_chat_members.rb
+++ b/lib/tdlib/types/user_privacy_setting_rule/allow_chat_members.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr chat_ids [Array<Integer>] The chat identifiers, total number of chats in all rules must not exceed 20.
   class UserPrivacySettingRule::AllowChatMembers < UserPrivacySettingRule
-    attribute :chat_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :chat_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/user_privacy_setting_rule/allow_users.rb b/lib/tdlib/types/user_privacy_setting_rule/allow_users.rb
index c3a1cce4..e300c215 100644
--- a/lib/tdlib/types/user_privacy_setting_rule/allow_users.rb
+++ b/lib/tdlib/types/user_privacy_setting_rule/allow_users.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr user_ids [Array<Integer>] The user identifiers, total number of users in all rules must not exceed 1000.
   class UserPrivacySettingRule::AllowUsers < UserPrivacySettingRule
-    attribute :user_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :user_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/user_privacy_setting_rule/restrict_chat_members.rb b/lib/tdlib/types/user_privacy_setting_rule/restrict_chat_members.rb
index 3a324735..e1bbae0f 100644
--- a/lib/tdlib/types/user_privacy_setting_rule/restrict_chat_members.rb
+++ b/lib/tdlib/types/user_privacy_setting_rule/restrict_chat_members.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr chat_ids [Array<Integer>] The chat identifiers, total number of chats in all rules must not exceed 20.
   class UserPrivacySettingRule::RestrictChatMembers < UserPrivacySettingRule
-    attribute :chat_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :chat_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/user_privacy_setting_rule/restrict_users.rb b/lib/tdlib/types/user_privacy_setting_rule/restrict_users.rb
index bd67b667..6638a527 100644
--- a/lib/tdlib/types/user_privacy_setting_rule/restrict_users.rb
+++ b/lib/tdlib/types/user_privacy_setting_rule/restrict_users.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr user_ids [Array<Integer>] The user identifiers, total number of users in all rules must not exceed 1000.
   class UserPrivacySettingRule::RestrictUsers < UserPrivacySettingRule
-    attribute :user_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :user_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/user_status/offline.rb b/lib/tdlib/types/user_status/offline.rb
index 31bc26df..43a96372 100644
--- a/lib/tdlib/types/user_status/offline.rb
+++ b/lib/tdlib/types/user_status/offline.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr was_online [Integer] Point in time (Unix timestamp) when the user was last online.
   class UserStatus::Offline < UserStatus
-    attribute :was_online, TD::Types::Integer
+    attribute :was_online, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/user_status/online.rb b/lib/tdlib/types/user_status/online.rb
index 12275257..91398ed2 100644
--- a/lib/tdlib/types/user_status/online.rb
+++ b/lib/tdlib/types/user_status/online.rb
@@ -3,6 +3,6 @@ module TD::Types
   #
   # @attr expires [Integer] Point in time (Unix timestamp) when the user's online status will expire.
   class UserStatus::Online < UserStatus
-    attribute :expires, TD::Types::Integer
+    attribute :expires, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/user_type/bot.rb b/lib/tdlib/types/user_type/bot.rb
index 984fbec5..6a900a71 100644
--- a/lib/tdlib/types/user_type/bot.rb
+++ b/lib/tdlib/types/user_type/bot.rb
@@ -6,7 +6,8 @@ module TD::Types
   #   chats and not just those addressed to the bot.
   #   In private and channel chats a bot can always read all messages.
   # @attr is_inline [Boolean] True, if the bot supports inline queries.
-  # @attr inline_query_placeholder [String] Placeholder for inline queries (displayed on the application input field).
+  # @attr inline_query_placeholder [TD::Types::String] Placeholder for inline queries (displayed on the application
+  #   input field).
   # @attr need_location [Boolean] True, if the location of the user should be sent with every inline query to this bot.
   class UserType::Bot < UserType
     attribute :can_join_groups, TD::Types::Bool
diff --git a/lib/tdlib/types/users.rb b/lib/tdlib/types/users.rb
index 743ec87d..ee49a29f 100644
--- a/lib/tdlib/types/users.rb
+++ b/lib/tdlib/types/users.rb
@@ -4,7 +4,7 @@ module TD::Types
   # @attr total_count [Integer] Approximate total count of users found.
   # @attr user_ids [Array<Integer>] A list of user identifiers.
   class Users < Base
-    attribute :total_count, TD::Types::Integer
-    attribute :user_ids, TD::Types::Array.of(TD::Types::Integer)
+    attribute :total_count, TD::Types::Coercible::Integer
+    attribute :user_ids, TD::Types::Array.of(TD::Types::Coercible::Integer)
   end
 end
diff --git a/lib/tdlib/types/validated_order_info.rb b/lib/tdlib/types/validated_order_info.rb
index 8aa84a1d..37e7e527 100644
--- a/lib/tdlib/types/validated_order_info.rb
+++ b/lib/tdlib/types/validated_order_info.rb
@@ -2,7 +2,7 @@ module TD::Types
   # Contains a temporary identifier of validated order information, which is stored for one hour.
   # Also contains the available shipping options.
   #
-  # @attr order_info_id [String] Temporary identifier of the order information.
+  # @attr order_info_id [TD::Types::String] Temporary identifier of the order information.
   # @attr shipping_options [Array<TD::Types::ShippingOption>] Available shipping options.
   class ValidatedOrderInfo < Base
     attribute :order_info_id, TD::Types::String
diff --git a/lib/tdlib/types/venue.rb b/lib/tdlib/types/venue.rb
index 4650c965..bd0e9fb0 100644
--- a/lib/tdlib/types/venue.rb
+++ b/lib/tdlib/types/venue.rb
@@ -2,12 +2,12 @@ module TD::Types
   # Describes a venue.
   #
   # @attr location [TD::Types::Location] Venue location; as defined by the sender.
-  # @attr title [String] Venue name; as defined by the sender.
-  # @attr address [String] Venue address; as defined by the sender.
-  # @attr provider [String] Provider of the venue database; as defined by the sender.
+  # @attr title [TD::Types::String] Venue name; as defined by the sender.
+  # @attr address [TD::Types::String] Venue address; as defined by the sender.
+  # @attr provider [TD::Types::String] Provider of the venue database; as defined by the sender.
   #   Currently only "foursquare" and "gplaces" (Google Places) need to be supported.
-  # @attr id [String] Identifier of the venue in the provider database; as defined by the sender.
-  # @attr type [String] Type of the venue in the provider database; as defined by the sender.
+  # @attr id [TD::Types::String] Identifier of the venue in the provider database; as defined by the sender.
+  # @attr type [TD::Types::String] Type of the venue in the provider database; as defined by the sender.
   class Venue < Base
     attribute :location, TD::Types::Location
     attribute :title, TD::Types::String
diff --git a/lib/tdlib/types/video.rb b/lib/tdlib/types/video.rb
index ebf3f7e6..407455cf 100644
--- a/lib/tdlib/types/video.rb
+++ b/lib/tdlib/types/video.rb
@@ -4,8 +4,8 @@ module TD::Types
   # @attr duration [Integer] Duration of the video, in seconds; as defined by the sender.
   # @attr width [Integer] Video width; as defined by the sender.
   # @attr height [Integer] Video height; as defined by the sender.
-  # @attr file_name [String] Original name of the file; as defined by the sender.
-  # @attr mime_type [String] MIME type of the file; as defined by the sender.
+  # @attr file_name [TD::Types::String] Original name of the file; as defined by the sender.
+  # @attr mime_type [TD::Types::String] MIME type of the file; as defined by the sender.
   # @attr has_stickers [Boolean] True, if stickers were added to the video.
   #   The list of corresponding sticker sets can be received using getAttachedStickerSets.
   # @attr supports_streaming [Boolean] True, if the video should be tried to be streamed.
@@ -14,9 +14,9 @@ module TD::Types
   #   be null.
   # @attr video [TD::Types::File] File containing the video.
   class Video < Base
-    attribute :duration, TD::Types::Integer
-    attribute :width, TD::Types::Integer
-    attribute :height, TD::Types::Integer
+    attribute :duration, TD::Types::Coercible::Integer
+    attribute :width, TD::Types::Coercible::Integer
+    attribute :height, TD::Types::Coercible::Integer
     attribute :file_name, TD::Types::String
     attribute :mime_type, TD::Types::String
     attribute :has_stickers, TD::Types::Bool
diff --git a/lib/tdlib/types/video_note.rb b/lib/tdlib/types/video_note.rb
index 183ee575..5a447e19 100644
--- a/lib/tdlib/types/video_note.rb
+++ b/lib/tdlib/types/video_note.rb
@@ -8,8 +8,8 @@ module TD::Types
   # @attr thumbnail [TD::Types::Thumbnail, nil] Video thumbnail in JPEG format; as defined by the sender; may be null.
   # @attr video [TD::Types::File] File containing the video.
   class VideoNote < Base
-    attribute :duration, TD::Types::Integer
-    attribute :length, TD::Types::Integer
+    attribute :duration, TD::Types::Coercible::Integer
+    attribute :length, TD::Types::Coercible::Integer
     attribute :minithumbnail, TD::Types::Minithumbnail.optional.default(nil)
     attribute :thumbnail, TD::Types::Thumbnail.optional.default(nil)
     attribute :video, TD::Types::File
diff --git a/lib/tdlib/types/voice_chat.rb b/lib/tdlib/types/voice_chat.rb
index b2db1cb1..72994363 100644
--- a/lib/tdlib/types/voice_chat.rb
+++ b/lib/tdlib/types/voice_chat.rb
@@ -7,7 +7,7 @@ module TD::Types
   # @attr default_participant_id [TD::Types::MessageSender, nil] Default group call participant identifier to join the
   #   voice chat; may be null.
   class VoiceChat < Base
-    attribute :group_call_id, TD::Types::Integer
+    attribute :group_call_id, TD::Types::Coercible::Integer
     attribute :has_participants, TD::Types::Bool
     attribute :default_participant_id, TD::Types::MessageSender.optional.default(nil)
   end
diff --git a/lib/tdlib/types/voice_note.rb b/lib/tdlib/types/voice_note.rb
index 3de2c83b..448d0680 100644
--- a/lib/tdlib/types/voice_note.rb
+++ b/lib/tdlib/types/voice_note.rb
@@ -5,11 +5,11 @@ module TD::Types
   #
   # @attr duration [Integer] Duration of the voice note, in seconds; as defined by the sender.
   # @attr waveform [String] A waveform representation of the voice note in 5-bit format.
-  # @attr mime_type [String] MIME type of the file; as defined by the sender.
+  # @attr mime_type [TD::Types::String] MIME type of the file; as defined by the sender.
   # @attr voice [TD::Types::File] File containing the voice note.
   class VoiceNote < Base
-    attribute :duration, TD::Types::Integer
-    attribute :waveform, TD::Types::String
+    attribute :duration, TD::Types::Coercible::Integer
+    attribute :waveform, TD::Types::Coercible::String
     attribute :mime_type, TD::Types::String
     attribute :voice, TD::Types::File
   end
diff --git a/lib/tdlib/types/web_page.rb b/lib/tdlib/types/web_page.rb
index e480e6e1..a8705dbc 100644
--- a/lib/tdlib/types/web_page.rb
+++ b/lib/tdlib/types/web_page.rb
@@ -1,20 +1,20 @@
 module TD::Types
   # Describes a web page preview.
   #
-  # @attr url [String] Original URL of the link.
-  # @attr display_url [String] URL to display.
-  # @attr type [String] Type of the web page.
+  # @attr url [TD::Types::String] Original URL of the link.
+  # @attr display_url [TD::Types::String] URL to display.
+  # @attr type [TD::Types::String] Type of the web page.
   #   Can be: article, photo, audio, video, document, profile, app, or something else.
-  # @attr site_name [String] Short name of the site (e.g., Google Docs, App Store).
-  # @attr title [String] Title of the content.
+  # @attr site_name [TD::Types::String] Short name of the site (e.g., Google Docs, App Store).
+  # @attr title [TD::Types::String] Title of the content.
   # @attr description [TD::Types::FormattedText] Description of the content.
   # @attr photo [TD::Types::Photo, nil] Image representing the content; may be null.
-  # @attr embed_url [String] URL to show in the embedded preview.
-  # @attr embed_type [String] MIME type of the embedded preview, (e.g., text/html or video/mp4).
+  # @attr embed_url [TD::Types::String] URL to show in the embedded preview.
+  # @attr embed_type [TD::Types::String] MIME type of the embedded preview, (e.g., text/html or video/mp4).
   # @attr embed_width [Integer] Width of the embedded preview.
   # @attr embed_height [Integer] Height of the embedded preview.
   # @attr duration [Integer] Duration of the content, in seconds.
-  # @attr author [String] Author of the content.
+  # @attr author [TD::Types::String] Author of the content.
   # @attr animation [TD::Types::Animation, nil] Preview of the content as an animation, if available; may be null.
   # @attr audio [TD::Types::Audio, nil] Preview of the content as an audio file, if available; may be null.
   # @attr document [TD::Types::Document, nil] Preview of the content as a document, if available (currently only
@@ -36,9 +36,9 @@ class WebPage < Base
     attribute :photo, TD::Types::Photo.optional.default(nil)
     attribute :embed_url, TD::Types::String
     attribute :embed_type, TD::Types::String
-    attribute :embed_width, TD::Types::Integer
-    attribute :embed_height, TD::Types::Integer
-    attribute :duration, TD::Types::Integer
+    attribute :embed_width, TD::Types::Coercible::Integer
+    attribute :embed_height, TD::Types::Coercible::Integer
+    attribute :duration, TD::Types::Coercible::Integer
     attribute :author, TD::Types::String
     attribute :animation, TD::Types::Animation.optional.default(nil)
     attribute :audio, TD::Types::Audio.optional.default(nil)
@@ -47,6 +47,6 @@ class WebPage < Base
     attribute :video, TD::Types::Video.optional.default(nil)
     attribute :video_note, TD::Types::VideoNote.optional.default(nil)
     attribute :voice_note, TD::Types::VoiceNote.optional.default(nil)
-    attribute :instant_view_version, TD::Types::Integer
+    attribute :instant_view_version, TD::Types::Coercible::Integer
   end
 end
diff --git a/lib/tdlib/types/web_page_instant_view.rb b/lib/tdlib/types/web_page_instant_view.rb
index bd5688c9..05d07558 100644
--- a/lib/tdlib/types/web_page_instant_view.rb
+++ b/lib/tdlib/types/web_page_instant_view.rb
@@ -9,8 +9,8 @@ module TD::Types
   #   A network request might be needed to get the full web page instant view.
   class WebPageInstantView < Base
     attribute :page_blocks, TD::Types::Array.of(TD::Types::PageBlock)
-    attribute :view_count, TD::Types::Integer
-    attribute :version, TD::Types::Integer
+    attribute :view_count, TD::Types::Coercible::Integer
+    attribute :version, TD::Types::Coercible::Integer
     attribute :is_rtl, TD::Types::Bool
     attribute :is_full, TD::Types::Bool
   end
diff --git a/tdlib-schema.gemspec b/tdlib-schema.gemspec
index 8325752e..bac8c80a 100644
--- a/tdlib-schema.gemspec
+++ b/tdlib-schema.gemspec
@@ -2,7 +2,7 @@
 
 Gem::Specification.new do |spec|
   spec.name          = "tdlib-schema"
-  spec.version       = "1.7.0.1"
+  spec.version       = "1.7.0.2"
   spec.authors       = ["Southbridge"]
   spec.email         = ["ask@southbridge.io"]