diff --git a/app/controllers/admin/courses.php b/app/controllers/admin/courses.php
index 19a577f00975beaa56be849547050172ffbe96d9..afa12c960c061e760f3923883957f0f3d07bc107 100644
--- a/app/controllers/admin/courses.php
+++ b/app/controllers/admin/courses.php
@@ -1845,7 +1845,7 @@ class Admin_CoursesController extends AuthenticatedController
             ]);
         }
 
-        return $config;
+        return array_values($config);
     }
 
     /**