PHP Fatal error: Uncaught TypeError

Twig/WorkflowExtension.php

@@ -3,7 +3,7 @@
 namespace WorkflowBundle\Twig;
 
 use Symfony\Component\Workflow\Registry;
-use Symfony\Component\Translation\DataCollectorTranslator as Translator;
+use Symfony\Bundle\FrameworkBundle\Translation\Translator;
 
 class WorkflowExtension extends \Twig_Extension
 {