diff --git a/Resources/config/services.yaml b/Resources/config/services.yaml
index e35df07..526afe8 100644
--- a/Resources/config/services.yaml
+++ b/Resources/config/services.yaml
@@ -11,13 +11,13 @@ services:
 
     Catalyst\MenuBundle\EventListener\MenuAnnotationListener:
         arguments:
-            $menu_gen: "@Catalyst\MenuBundle\Service\Generator"
+            $menu_gen: "@Catalyst\\MenuBundle\\Service\\Generator"
         tags:
             - { name: kernel.event_listener, event: kernel.controller, method: onKernelController }
 
     Catalyst\MenuBundle\Twig\MenuExtension:
         arguments:
             $router: "@router.default"
-            $menu_gen: "@Catalyst\MenuBundle\Service\Generator"
+            $menu_gen: "@Catalyst\\MenuBundle\\Service\\Generator"
         tags:
             - { name: twig.extension }