diff --git a/src/Symfony/Component/EventDispatcher/Event.php b/src/Symfony/Component/EventDispatcher/Event.php
index 15da18c894..5577788dd9 100644
--- a/src/Symfony/Component/EventDispatcher/Event.php
+++ b/src/Symfony/Component/EventDispatcher/Event.php
@@ -18,7 +18,6 @@ namespace Symfony\Component\EventDispatcher;
  */
 class Event implements EventInterface
 {
-    protected $value = null;
     protected $processed = false;
     protected $subject;
     protected $name;