2 files changed, 22 insertions, 2 deletions
diff --git a/actionpack/lib/action_controller/railtie.rb b/actionpack/lib/action_controller/railtie.rb
index 5a16d82e49..3df70d4a4d 100644
--- a/actionpack/lib/action_controller/railtie.rb
+++ b/actionpack/lib/action_controller/railtie.rb
@@ -1,5 +1,5 @@
-require "action_controller"
 require "rails"
+require "action_controller"
 require "action_view/railtie"
 require "active_support/core_ext/class/subclasses"
 
@@ -8,6 +8,8 @@ module ActionController
     railtie_name :action_controller
 
     require "action_controller/railties/log_subscriber"
+    require "action_controller/railties/url_helpers"
+
     log_subscriber ActionController::Railties::LogSubscriber.new
 
     initializer "action_controller.logger" do
@@ -27,5 +29,9 @@ module ActionController
     initializer "action_controller.set_helpers_path" do |app|
       ActionController::Base.helpers_path = app.config.paths.app.helpers.to_a
     end
+
+    initializer "action_controller.url_helpers" do |app|
+      ActionController::Base.extend ::ActionController::Railtie::UrlHelpers.with(app.routes)
+    end
   end
-end
+end
+\ No newline at end of file
diff --git a/actionpack/lib/action_controller/railties/url_helpers.rb b/actionpack/lib/action_controller/railties/url_helpers.rb
new file mode 100644
index 0000000000..354d3fa898
--- /dev/null
+++ b/actionpack/lib/action_controller/railties/url_helpers.rb
@@ -0,0 +1,14 @@
+module ActionController
+  class Railtie
+    module UrlHelpers
+      def self.with(router)
+        Module.new do
+          define_method(:inherited) do |klass|
+            super
+            klass.send(:include, router.named_url_helpers)
+          end
+        end
+      end
+    end
+  end
+end
+\ No newline at end of file