diff --git a/actionpack/lib/abstract_controller.rb b/actionpack/lib/abstract_controller.rb
index 52f16b7bec..fe9802e395 100644
--- a/actionpack/lib/abstract_controller.rb
+++ b/actionpack/lib/abstract_controller.rb
@@ -10,7 +10,7 @@ module AbstractController
   autoload :Base
   autoload :Callbacks
   autoload :Collector
-  autoload :DoubleRenderError, "abstract_controller/rendering.rb"
+  autoload :DoubleRenderError, "abstract_controller/rendering"
   autoload :Helpers
   autoload :Logger
   autoload :Rendering