diff --git a/app/controllers/object_manager_attributes_controller.rb b/app/controllers/object_manager_attributes_controller.rb
index 5dbf0d281..8cd188023 100644
--- a/app/controllers/object_manager_attributes_controller.rb
+++ b/app/controllers/object_manager_attributes_controller.rb
@@ -1,7 +1,7 @@
 # Copyright (C) 2012-2016 Zammad Foundation, http://zammad-foundation.org/
 
 class ObjectManagerAttributesController < ApplicationController
-  before_action { authentication_check(permission: 'admin.object') }
+  prepend_before_action { authentication_check(permission: 'admin.object') }
 
   # GET /object_manager_attributes_list
   def list