diff --git a/src/Symfony/Bridge/Twig/NodeVisitor/TranslationDefaultDomainNodeVisitor.php b/src/Symfony/Bridge/Twig/NodeVisitor/TranslationDefaultDomainNodeVisitor.php
index b226d91adf..e64d6eae23 100644
--- a/src/Symfony/Bridge/Twig/NodeVisitor/TranslationDefaultDomainNodeVisitor.php
+++ b/src/Symfony/Bridge/Twig/NodeVisitor/TranslationDefaultDomainNodeVisitor.php
@@ -49,7 +49,7 @@ class TranslationDefaultDomainNodeVisitor extends \Twig_BaseNodeVisitor
 
                 return $node;
             } else {
-                $var = $env->getParser()->getVarName();
+                $var = $this->getVarName();
                 $name = new \Twig_Node_Expression_AssignName($var, $node->getTemplateLine());
                 $this->scope->set('domain', new \Twig_Node_Expression_Name($var, $node->getTemplateLine()));
 
@@ -123,4 +123,9 @@ class TranslationDefaultDomainNodeVisitor extends \Twig_BaseNodeVisitor
 
         return false;
     }
+
+    private function getVarName()
+    {
+        return sprintf('__internal_%s', hash('sha256', uniqid(mt_rand(), true), false));
+    }
 }