diff --git a/railties/lib/rails/rack/logger.rb b/railties/lib/rails/rack/logger.rb
index aa7d3ca6c6933af987b85863e23c462642ad0ee3..b63d3a58d20d9da865d406354faec39f8888c87f 100644
--- a/railties/lib/rails/rack/logger.rb
+++ b/railties/lib/rails/rack/logger.rb
@@ -72,10 +72,6 @@ def finish(request)
         instrumenter.finish 'request.action_dispatch', request: request
       end
 
-      def development?
-        Rails.env.development?
-      end
-
       def logger
         Rails.logger
       end