diff --git a/frontend/index.html b/frontend/index.html
index cc66c08..9834c22 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -5,11 +5,11 @@
     <link rel="icon" type="image/svg+xml" href="/vite.svg" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>MotoVaultPro</title>
+    <!-- Runtime config MUST load synchronously before any module scripts -->
+    <script src="/config.js"></script>
   </head>
   <body>
     <div id="root"></div>
-    <!-- Load runtime config before app initializes -->
-    <script src="/config.js"></script>
     <script type="module" src="/src/main.tsx"></script>
   </body>
 </html>
\ No newline at end of file
