diff --git a/modules/backend/classes/Controller.php b/modules/backend/classes/Controller.php
index 1bdc0a4e4..7553aacec 100644
--- a/modules/backend/classes/Controller.php
+++ b/modules/backend/classes/Controller.php
@@ -153,7 +153,7 @@ class Controller extends Extendable
         /*
          * Media Manager widget is available on all back-end pages
          */
-        if (class_exists('\\Cms\\Widgets\\MediaManager')) {
+        if (class_exists('Cms\Widgets\MediaManager')) {
             $manager = new MediaManager($this, 'ocmediamanager');
             $manager->bindToController();
         }