fixed typo

diff --git a/lib/Twig/Sandbox/SecurityPolicy.php b/lib/Twig/Sandbox/SecurityPolicy.php
index 523fffc..567780b 100644 (file)
--- a/lib/Twig/Sandbox/SecurityPolicy.php
+++ b/lib/Twig/Sandbox/SecurityPolicy.php
@@ -67,7 +67,7 @@ class Twig_Sandbox_SecurityPolicy implements Twig_Sandbox_SecurityPolicyInterfac
 
     public function checkMethodAllowed($obj, $method)
     {
-        if ($obj instanceof Twig_Template) {
+        if ($obj instanceof Twig_TemplateInterface) {
             return true;
         }