diff --git a/lib/responders.rb b/lib/responders.rb
index <HASH>..<HASH> 100644
--- a/lib/responders.rb
+++ b/lib/responders.rb
@@ -1,4 +1,5 @@
 require 'action_controller'
+require 'rails/railtie'
 
 module ActionController
   autoload :Responder, 'action_controller/responder'
Require "rails/raitlie"

fixes #<I>