diff --git a/Annotation/Loader.php b/Annotation/Loader.php
index 6224f36e..247ede8b 100644
--- a/Annotation/Loader.php
+++ b/Annotation/Loader.php
@@ -419,6 +419,7 @@ class Loader extends BaseObject
                     }
                 }
             }
+            unset($this->_classes[$className]);
         }
     }