diff --git a/lib/Doctrine/Common/EventManager.php b/lib/Doctrine/Common/EventManager.php
index 7a13957c8..47a5d0fe8 100644
--- a/lib/Doctrine/Common/EventManager.php
+++ b/lib/Doctrine/Common/EventManager.php
@@ -80,7 +80,7 @@ class EventManager
      */
     public function hasListeners($event)
     {
-        return isset($this->_listeners[$event]) && ! empty($this->_listeners[$event]);
+        return isset($this->_listeners[$event]) && $this->_listeners[$event];
     }
 
     /**