diff --git a/app/routes.php b/app/routes.php
index 2aeb554..1a0f5ae 100644
--- a/app/routes.php
+++ b/app/routes.php
@@ -8,6 +8,7 @@ require_once "token.php";
 header("Access-Control-Allow-Origin: *");
 header("Access-Control-Allow-Headers: *");
 header("Access-Control-Allow-Methods: GET, POST, PUT, DELETE");
+header("Access-Control-Allow-Credentials: true");
 
 use Psr\Http\Message\ResponseInterface as Response;
 use Psr\Http\Message\ServerRequestInterface as Request;