diff --git a/flextype/twig/RegistryTwigExtension.php b/flextype/twig/RegistryTwigExtension.php
deleted file mode 100644
index 8ecf2ddd..00000000
--- a/flextype/twig/RegistryTwigExtension.php
+++ /dev/null
@@ -1,31 +0,0 @@
-<?php
-/**
- * Slim Framework (http://slimframework.com)
- *
- * @link      https://github.com/slimphp/Twig-View
- * @copyright Copyright (c) 2011-2015 Josh Lockhart
- * @license   https://github.com/slimphp/Twig-View/blob/master/LICENSE.md (MIT License)
- */
-namespace Flextype;
-
-class RegistryTwigExtension extends \Twig_Extension
-{
-
-    public function getFunctions()
-    {
-        return [
-            new \Twig_SimpleFunction('registry_get', array($this, 'get')),
-            new \Twig_SimpleFunction('registry_exists', array($this, 'exists')),
-        ];
-    }
-
-    public function get($name)
-    {
-        return Registry::get($name);
-    }
-
-    public function exists(string $name) : bool
-    {
-        return Registry::exists($name);
-    }
-}