1 files changed, 3 insertions, 1 deletions
diff --git a/actionpack/lib/action_view/helpers/controller_helper.rb b/actionpack/lib/action_view/helpers/controller_helper.rb
index e22331cb3c..1a583e62ae 100644
--- a/actionpack/lib/action_view/helpers/controller_helper.rb
+++ b/actionpack/lib/action_view/helpers/controller_helper.rb
@@ -1,3 +1,5 @@
+require 'active_support/core_ext/module/attr_internal'
+
 module ActionView
   module Helpers
     # This module keeps all methods and behavior in ActionView
@@ -18,4 +20,4 @@ module ActionView
       end
     end
   end
-end
-\ No newline at end of file
+end