diff --git a/lib/thredded/engine.rb b/lib/thredded/engine.rb
index <HASH>..<HASH> 100644
--- a/lib/thredded/engine.rb
+++ b/lib/thredded/engine.rb
@@ -19,10 +19,8 @@ module Thredded
         Thredded.user_class.send(:include, Thredded::UserExtender)
       end
 
-      unless Thredded.standalone_layout?
-        # Delegate all main_app routes to allow calling them directly.
-        ::Thredded::ApplicationController.helper ::Thredded::MainAppRouteDelegator
-      end
+      # Delegate all main_app routes to allow calling them directly.
+      ::Thredded::ApplicationController.helper ::Thredded::MainAppRouteDelegator
     end
 
     initializer 'thredded.setup_assets' do
Always include MainAppRouteDelegator

Refs #<I> #<I>