diff --git a/back/loaders/express.ts b/back/loaders/express.ts
index 0c46af7b..f76ec5a0 100644
--- a/back/loaders/express.ts
+++ b/back/loaders/express.ts
@@ -18,7 +18,7 @@ export default ({ app }: { app: Application }) => {
   app.use(cors());
 
   app.use((req, res, next) => {
-    if (req.path.startsWith('/api')) {
+    if (req.path.startsWith('/api') || req.path.startsWith('/open')) {
       next();
     } else {
       return handler(req, res, {