diff --git a/src/CsnUser/Controller/RegistrationController.php b/src/CsnUser/Controller/RegistrationController.php
index a13c7df..7813479 100644
--- a/src/CsnUser/Controller/RegistrationController.php
+++ b/src/CsnUser/Controller/RegistrationController.php
@@ -64,7 +64,7 @@ public function indexAction()
         $user = new User;
         $form = $this->getUserFormHelper()->createUserForm($user, 'SignUp');
         if($this->getRequest()->isPost()) {
-            $form->setValidationGroup('username', 'email', 'firstName', 'lastName', 'password', 'passwordVerify', 'question', 'answer', 'csrf', 'captcha');
+            $form->setValidationGroup('username', 'displayName', 'email', 'firstName', 'lastName', 'password', 'passwordVerify', 'question', 'answer', 'csrf', 'captcha');
             $form->setData($this->getRequest()->getPost());    
             if($form->isValid()) {
                 $entityManager = $this->getEntityManager();