diff --git a/public/index.php b/public/index.php
index 74124e7..d4c8ae7 100644
--- a/public/index.php
+++ b/public/index.php
@@ -35,7 +35,7 @@ $router = new AltoRouter();
 $router->setBasePath($basePath);
 
 $sampleFormController = new SampleFormController(new FormResultGateway($con), $twig);
-$authController = new \App\Controller\AuthController(new \App\Gateway\AuthGateway(), $twig);
+$authController = new \App\Controller\AuthController(new \App\Model\AuthModel(), $twig);
 
 $router->map("GET", "/", fn() => $sampleFormController->displayForm());
 $router->map("POST", "/submit", fn() => $sampleFormController->submitForm($_POST));