diff --git a/modules/backend/classes/Controller.php b/modules/backend/classes/Controller.php
index 76255fa00..8eb29f12c 100644
--- a/modules/backend/classes/Controller.php
+++ b/modules/backend/classes/Controller.php
@@ -5,6 +5,7 @@ use Log;
 use Lang;
 use View;
 use Flash;
+use Event;
 use Request;
 use Backend;
 use Session;