diff --git a/src/Symfony/Component/Routing/Loader/PhpFileLoader.php b/src/Symfony/Component/Routing/Loader/PhpFileLoader.php
index b7d3885ffc..31fe88ddd8 100644
--- a/src/Symfony/Component/Routing/Loader/PhpFileLoader.php
+++ b/src/Symfony/Component/Routing/Loader/PhpFileLoader.php
@@ -40,7 +40,7 @@ class PhpFileLoader extends FileLoader
 
         // the closure forbids access to the private scope in the included file
         $loader = $this;
-        $load = \Closure::bind(static function ($file) {
+        $load = \Closure::bind(static function ($file) use ($loader) {
             return include $file;
         }, null, ProtectedPhpFileLoader::class);