diff --git a/src/Mailgun/Api/Message.php b/src/Mailgun/Api/Message.php
index 20c255a..8f77fbc 100644
--- a/src/Mailgun/Api/Message.php
+++ b/src/Mailgun/Api/Message.php
@@ -146,7 +146,7 @@ class Message extends HttpApi
     }
 
     /**
-     * Prepare multipart parameters. Make sure each POST parameter is splitted into an array with 'name' and 'content' keys.
+     * Prepare multipart parameters. Make sure each POST parameter is split into an array with 'name' and 'content' keys.
      *
      * @param array $params
      *