diff --git a/src/Symfony/Component/Security/Http/Firewall/SwitchUserListener.php b/src/Symfony/Component/Security/Http/Firewall/SwitchUserListener.php
index 2f18df91c7..e2efb2798e 100644
--- a/src/Symfony/Component/Security/Http/Firewall/SwitchUserListener.php
+++ b/src/Symfony/Component/Security/Http/Firewall/SwitchUserListener.php
@@ -114,7 +114,7 @@ class SwitchUserListener implements ListenerInterface
 
         $event->setProcessed();
 
-        return $return;
+        return $response;
     }
 
     /**