diff --git a/core/Controller/LoginController.php b/core/Controller/LoginController.php
index 465c5c6ed5c76..275103965ed40 100644
--- a/core/Controller/LoginController.php
+++ b/core/Controller/LoginController.php
@@ -295,8 +295,8 @@ private function generateRedirect(?string $redirectUrl): RedirectResponse {
 	 *
 	 * @return RedirectResponse
 	 */
-	public function tryLogin(string $user,
-							 string $password,
+	public function tryLogin(string $user = '',
+							 string $password = '',
 							 string $redirect_url = null,
 							 string $timezone = '',
 							 string $timezone_offset = ''): RedirectResponse {