diff --git a/src/Twig/RouteExtension.php b/src/Twig/RouteExtension.php
index 7b03477..5b30555 100644
--- a/src/Twig/RouteExtension.php
+++ b/src/Twig/RouteExtension.php
@@ -25,7 +25,7 @@ public function getFilters()
         ];
     }
 
-    public function transformeToRoute(?string $routeName): string
+    public function transformeToRoute(?string $routeName, ?string $locale = null): string
     {
         if (null === $routeName) {
             return '';