1 files changed, 3 insertions, 1 deletions
diff --git a/actionpack/lib/action_controller/abstract/logger.rb b/actionpack/lib/action_controller/abstract/logger.rb
index d0603a4ad7..750a5c9fb6 100644
--- a/actionpack/lib/action_controller/abstract/logger.rb
+++ b/actionpack/lib/action_controller/abstract/logger.rb
@@ -1,3 +1,5 @@
+require 'active_support/core_ext/class/attribute_accessors'
+
 module AbstractController
   module Logger
     extend ActiveSupport::DependencyModule
@@ -39,4 +41,4 @@ module AbstractController
       @request_origin ||= "#{request.remote_ip} at #{Time.now.to_s(:db)}"
     end    
   end
-end
-\ No newline at end of file
+end