diff --git a/railties/lib/rails/railtie.rb b/railties/lib/rails/railtie.rb
index 1d6a2de87d..f0d9d95fc4 100644
--- a/railties/lib/rails/railtie.rb
+++ b/railties/lib/rails/railtie.rb
@@ -70,7 +70,7 @@ module Rails
   #
   #   class MyRailtie < Rails::Railtie
   #     initializer "my_railtie.configure_rails_initialization" do |app|
-  #       app.middlewares.use MyRailtie::Middleware
+  #       app.middleware.use MyRailtie::Middleware
   #     end
   #   end
   #