diff --git a/cSpell.json b/cSpell.json
index 299e9bb..ec5e8ca 100644
--- a/cSpell.json
+++ b/cSpell.json
@@ -1,6 +1,7 @@
 {
     "words": [
         "bencoded",
+        "httpseeds",
         "Serde"
     ],
     "enableFiletypes": [
diff --git a/examples/parse_torrent.rs b/examples/parse_torrent.rs
index ae60862..a3590cc 100644
--- a/examples/parse_torrent.rs
+++ b/examples/parse_torrent.rs
@@ -1,8 +1,5 @@
-extern crate serde;
-extern crate torrust_serde_bencode;
 #[macro_use]
 extern crate serde_derive;
-extern crate serde_bytes;
 
 use serde_bytes::ByteBuf;
 use std::io::{self, Read};
@@ -19,6 +16,7 @@ struct File {
     md5sum: Option<String>,
 }
 
+#[allow(dead_code)]
 #[derive(Debug, Deserialize)]
 struct Info {
     pub name: String,
diff --git a/src/de.rs b/src/de.rs
index 49db990..f0b882d 100644
--- a/src/de.rs
+++ b/src/de.rs
@@ -11,7 +11,7 @@ use std::str;
 
 #[doc(hidden)]
 // todo: This should be pub(crate).
-pub struct BencodeAccess<'a, R: 'a + Read> {
+pub struct BencodeAccess<'a, R: Read> {
     de: &'a mut Deserializer<R>,
     len: Option<usize>,
 }
diff --git a/src/error.rs b/src/error.rs
index beb9acb..421ce6b 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -61,38 +61,36 @@ impl DeError for Error {
         Error::Custom(msg.to_string())
     }
 
-    fn invalid_type(unexp: Unexpected, exp: &dyn Expected) -> Self {
-        Error::InvalidType(format!("Invalid Type: {} (expected: `{}`)", unexp, exp))
+    fn invalid_type(unexpected: Unexpected<'_>, exp: &dyn Expected) -> Self {
+        Error::InvalidType(format!("Invalid Type: {unexpected} (expected: `{exp}`)"))
     }
 
-    fn invalid_value(unexp: Unexpected, exp: &dyn Expected) -> Self {
-        Error::InvalidValue(format!("Invalid Value: {} (expected: `{}`)", unexp, exp))
+    fn invalid_value(unexpected: Unexpected<'_>, exp: &dyn Expected) -> Self {
+        Error::InvalidValue(format!("Invalid Value: {unexpected} (expected: `{exp}`)"))
     }
 
     fn invalid_length(len: usize, exp: &dyn Expected) -> Self {
-        Error::InvalidLength(format!("Invalid Length: {} (expected: {})", len, exp))
+        Error::InvalidLength(format!("Invalid Length: {len} (expected: {exp})"))
     }
 
     fn unknown_variant(field: &str, expected: &'static [&'static str]) -> Self {
         Error::UnknownVariant(format!(
-            "Unknown Variant: `{}` (expected one of: {:?})",
-            field, expected
+            "Unknown Variant: `{field}` (expected one of: {expected:?})"
         ))
     }
 
     fn unknown_field(field: &str, expected: &'static [&'static str]) -> Self {
         Error::UnknownField(format!(
-            "Unknown Field: `{}` (expected one of: {:?})",
-            field, expected
+            "Unknown Field: `{field}` (expected one of: {expected:?})"
         ))
     }
 
     fn missing_field(field: &'static str) -> Self {
-        Error::MissingField(format!("Missing Field: `{}`", field))
+        Error::MissingField(format!("Missing Field: `{field}`"))
     }
 
     fn duplicate_field(field: &'static str) -> Self {
-        Error::DuplicateField(format!("Duplicat Field: `{}`", field))
+        Error::DuplicateField(format!("Duplicate Field: `{field}`"))
     }
 }
 
@@ -106,7 +104,7 @@ impl StdError for Error {
 }
 
 impl fmt::Display for Error {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         let message = match *self {
             Error::IoError(ref error) => return error.fmt(f),
             Error::InvalidType(ref s) => s,
diff --git a/src/ser.rs b/src/ser.rs
index 663852b..ad99670 100644
--- a/src/ser.rs
+++ b/src/ser.rs
@@ -90,7 +90,7 @@ pub struct SerializeMap<'a> {
 }
 
 impl<'a> SerializeMap<'a> {
-    pub fn new(ser: &'a mut Serializer, len: usize) -> SerializeMap {
+    pub fn new(ser: &'a mut Serializer, len: usize) -> SerializeMap<'_> {
         SerializeMap {
             ser,
             entries: Vec::with_capacity(len),
diff --git a/src/ser/string.rs b/src/ser/string.rs
index 9d5fa46..72eca39 100644
--- a/src/ser/string.rs
+++ b/src/ser/string.rs
@@ -8,12 +8,12 @@ use std::str;
 
 struct Expected;
 impl de::Expected for Expected {
-    fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
+    fn fmt(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
         write!(formatter, "a string or bytes")
     }
 }
 
-fn unexpected<T>(unexp: de::Unexpected) -> Result<T> {
+fn unexpected<T>(unexp: de::Unexpected<'_>) -> Result<T> {
     Err(de::Error::invalid_type(unexp, &Expected))
 }
 
diff --git a/src/value.rs b/src/value.rs
index ae5024c..8ee5773 100644
--- a/src/value.rs
+++ b/src/value.rs
@@ -54,7 +54,7 @@ struct ValueVisitor;
 impl<'de> de::Visitor<'de> for ValueVisitor {
     type Value = Value;
 
-    fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
+    fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
         formatter.write_str("any valid BEncode value")
     }
 
diff --git a/tests/tests.rs b/tests/tests.rs
index cb38b2e..4b04c90 100644
--- a/tests/tests.rs
+++ b/tests/tests.rs
@@ -1,5 +1,3 @@
-extern crate torrust_serde_bencode;
-
 use serde::de::DeserializeOwned;
 use serde::Serialize;
 use serde_derive::{Deserialize, Serialize};
@@ -517,5 +515,5 @@ fn ser_de_flattened_enum() {
 
 #[test]
 fn deserialize_too_long_byte_string() {
-    let _: Result<Value> = from_str("123456789123:1");
+    let _unused: Result<Value> = from_str("123456789123:1");
 }