diff --git a/lib/Discovery/Marketing/Transactional/Discovery.php b/lib/Discovery/Marketing/Transactional/Discovery.php
index a3fcca0a..332c4e9e 100644
--- a/lib/Discovery/Marketing/Transactional/Discovery.php
+++ b/lib/Discovery/Marketing/Transactional/Discovery.php
@@ -2,12 +2,12 @@
 
 namespace HubSpot\Discovery\Marketing\Transactional;
 
-use HubSpot\Client\Marketing\Transactional\Api\PublicSmtpTokensApi;
+use HubSpot\Client\Marketing\Transactional\Api\PublicSMTPTokensApi;
 use HubSpot\Client\Marketing\Transactional\Api\SingleSendApi;
 use HubSpot\Discovery\DiscoveryBase;
 
 /**
- * @method PublicSmtpTokensApi publicSmtpTokensApi()
+ * @method PublicSMTPTokensApi publicSMTPTokensApi()
  * @method SingleSendApi       singleSendApi()
  */
 class Discovery extends DiscoveryBase {}
diff --git a/tests/spec/Discovery/Marketing/Transactional/DiscoverySpec.php b/tests/spec/Discovery/Marketing/Transactional/DiscoverySpec.php
index a1d25c3c..46b6cb2e 100644
--- a/tests/spec/Discovery/Marketing/Transactional/DiscoverySpec.php
+++ b/tests/spec/Discovery/Marketing/Transactional/DiscoverySpec.php
@@ -3,7 +3,7 @@
 namespace spec\HubSpot\Discovery\Marketing\Transactional;
 
 use GuzzleHttp\Client;
-use HubSpot\Client\Marketing\Transactional\Api\PublicSmtpTokensApi;
+use HubSpot\Client\Marketing\Transactional\Api\PublicSMTPTokensApi;
 use HubSpot\Client\Marketing\Transactional\Api\SingleSendApi;
 use HubSpot\Config;
 use HubSpot\Discovery\Marketing\Transactional\Discovery;
@@ -23,7 +23,7 @@ public function it_is_initializable()
 
     public function it_creates_clients()
     {
-        $this->publicSmtpTokensApi()->shouldHaveType(PublicSmtpTokensApi::class);
+        $this->publicSMTPTokensApi()->shouldHaveType(PublicSMTPTokensApi::class);
         $this->singleSendApi()->shouldHaveType(SingleSendApi::class);
     }
 }