diff --git a/test/test_helper.rb b/test/test_helper.rb
index bd693f5..831d264 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -4,6 +4,7 @@
 require 'active_support'
 require 'active_support/test_case'
 require 'action_controller'
+require 'action_controller/test_process'
 require 'action_controller/test_case'
 
 $LOAD_PATH.unshift(File.dirname(__FILE__) + "/../lib/")