diff --git a/apps/dashboard/lib/Controller/DashboardController.php b/apps/dashboard/lib/Controller/DashboardController.php
index b6a882af437..adbef320a5a 100644
--- a/apps/dashboard/lib/Controller/DashboardController.php
+++ b/apps/dashboard/lib/Controller/DashboardController.php
@@ -51,7 +51,7 @@ class DashboardController extends Controller {
 		private IEventDispatcher $eventDispatcher,
 		private IManager $dashboardManager,
 		private IConfig $config,
-		private string $userId,
+		private ?string $userId,
 	) {
 		parent::__construct($appName, $request);