diff --git a/src/Firebase/Messaging/Messages.php b/src/Firebase/Messaging/Messages.php
index f01562f3..cc4840ea 100644
--- a/src/Firebase/Messaging/Messages.php
+++ b/src/Firebase/Messaging/Messages.php
@@ -26,7 +26,7 @@ public function __construct(Message ...$messages)
     }
 
     /**
-     * @return Traversable<Message>|Message[]
+     * @return Traversable<Message>
      */
     public function getIterator(): Traversable
     {