diff --git a/src/Controller/TicketController.php b/src/Controller/TicketController.php
index 6ee0bb3..a4cdaaa 100644
--- a/src/Controller/TicketController.php
+++ b/src/Controller/TicketController.php
@@ -14,8 +14,10 @@ use Symfony\Component\Serializer\SerializerInterface;
 
 final class TicketController extends AbstractController
 {
-    public function __construct(private TicketService $service)
-    {
+    public function __construct(
+        private TicketService $service,
+        private SerializerInterface $serializer,
+    ) {
     }
 
     #[Route('/ticket', name: 'app_ticket')]
@@ -27,12 +29,12 @@ final class TicketController extends AbstractController
     }
 
     #[Route(path: '/ticket/submit', name: 'app_submit', methods: Request::METHOD_POST)]
-    public function submit(Request $request, SerializerInterface $serializer): Response
+    public function submit(Request $request): Response
     {
         Stripe::setApiKey($_ENV['STRIPE_SECRET_KEY']);
 
         /** @var TicketData[] $ticketData */
-        $ticketData = $serializer->deserialize(
+        $ticketData = $this->serializer->deserialize(
             $request->getContent(),
             TicketData::class.'[]',
             'json',
@@ -50,9 +52,11 @@ final class TicketController extends AbstractController
         return $this->render('ticket/success.html.twig');
     }
 
-    #[Route(path: '/test', name: 'test', methods: Request::METHOD_GET)]
-    public function test(): Response
+    #[Route(path: '/cancelled', name: 'app_cancelled', methods: Request::METHOD_GET)]
+    public function cancel(): Response
     {
-        return new Response('idk');
+        noty()->error('Bezahlung abgebrochen');
+
+        return $this->redirectToRoute('app_ticket');
     }
 }
diff --git a/src/Service/TicketService.php b/src/Service/TicketService.php
index 827e0f8..ad8f653 100644
--- a/src/Service/TicketService.php
+++ b/src/Service/TicketService.php
@@ -43,7 +43,7 @@ class TicketService
             'line_items' => $lineItems,
             'mode' => 'payment',
             'success_url' => $this->generator->generate('app_success', [], 0),
-            'cancel_url' => $this->generator->generate('test', [], 0),
+            'cancel_url' => $this->generator->generate('app_cancelled', [], 0),
         ]);
     }