diff --git a/lib/Doctrine/ORM/Mapping/ClassMetadataFactory.php b/lib/Doctrine/ORM/Mapping/ClassMetadataFactory.php
index 5a9a97b83..dd65c3932 100644
--- a/lib/Doctrine/ORM/Mapping/ClassMetadataFactory.php
+++ b/lib/Doctrine/ORM/Mapping/ClassMetadataFactory.php
@@ -102,7 +102,6 @@ class ClassMetadataFactory extends AbstractClassMetadataFactory
 
         $this->evm->dispatchEvent(Events::onClassMetadataNotFound, $eventArgs);
 
-        // @todo to be discussed: event is used as a mutable data vector here, which may be undesired.
         return $eventArgs->getFoundMetadata();
     }