diff --git a/src/Acme/DemoBundle/Twig/Extension/DemoExtension.php b/src/Acme/DemoBundle/Twig/Extension/DemoExtension.php
index a96a885307..def07573dd 100644
--- a/src/Acme/DemoBundle/Twig/Extension/DemoExtension.php
+++ b/src/Acme/DemoBundle/Twig/Extension/DemoExtension.php
@@ -25,7 +25,7 @@ public function setController($controller)
     public function getFunctions()
     {
         return array(
-            'code' => new \Twig_Function_Method($this, 'getCode', array('is_safe' => array('html'))),
+            new \Twig_SimpleFunction('code', array($this, 'getCode'), array('is_safe' => array('html'))),
         );
     }