diff --git a/book/routing.rst b/book/routing.rst
index 4cf68fe19dd..7d49b4202ed 100644
--- a/book/routing.rst
+++ b/book/routing.rst
@@ -45,7 +45,7 @@ The route is simple:
         class BlogController extends Controller
         {
             /**
-             * @Route("/blog/{slug}")
+             * @Route("/blog/{slug}" name="blog_show ")
              */
             public function showAction($slug)
             {