diff --git a/src/Symfony/Bundle/TwigBundle/DependencyInjection/Compiler/ExtensionPass.php b/src/Symfony/Bundle/TwigBundle/DependencyInjection/Compiler/ExtensionPass.php
index 1b93282623185..069083d27f0f0 100644
--- a/src/Symfony/Bundle/TwigBundle/DependencyInjection/Compiler/ExtensionPass.php
+++ b/src/Symfony/Bundle/TwigBundle/DependencyInjection/Compiler/ExtensionPass.php
@@ -24,7 +24,7 @@ public function process(ContainerBuilder $container)
         if ($container->has('form.extension')) {
             $container->getDefinition('twig.extension.form')->addTag('twig.extension');
             $reflClass = new \ReflectionClass('Symfony\Bridge\Twig\Extension\FormExtension');
-            $container->getDefinition('twig.loader')->addMethodCall('addPath', array(dirname(dirname($reflClass->getFileName())).'/Resources/views/Form'));
+            $container->getDefinition('twig.loader.filesystem')->addMethodCall('addPath', array(dirname(dirname($reflClass->getFileName())).'/Resources/views/Form'));
         }
 
         if ($container->has('translator')) {