diff --git a/backend/tests/Unit/Middleware/AuthMiddlewareTest.php b/backend/tests/Unit/Middleware/AuthMiddlewareTest.php
index eefa63c..9d2ae69 100644
--- a/backend/tests/Unit/Middleware/AuthMiddlewareTest.php
+++ b/backend/tests/Unit/Middleware/AuthMiddlewareTest.php
@@ -125,7 +125,7 @@ class AuthMiddlewareTest extends TestCase
         );
 
         $request = $this->createRequestWithCookie('valid-token');
-        $handler = $this->createMock(RequestHandlerInterface::class);
+        $handler = $this->createStub(RequestHandlerInterface::class);
 
         $this->middleware->process($request, $handler);