diff --git a/backend/src/Controller/SignController.php b/backend/src/Controller/SignController.php
index 4d0e071..4bc52cc 100644
--- a/backend/src/Controller/SignController.php
+++ b/backend/src/Controller/SignController.php
@@ -11,7 +11,6 @@ use Symfony\Component\HttpFoundation\JsonResponse;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\Routing\Annotation\Route;
 use Symfony\Component\HttpFoundation\Response;
-use Symfony\Component\Security\Core\Exception\AccessDeniedException;
 
 class SignController extends AbstractController
 {