diff --git a/ui/src/api/client.ts b/ui/src/api/client.ts
index 94918dfd..bc4f3698 100644
--- a/ui/src/api/client.ts
+++ b/ui/src/api/client.ts
@@ -19,6 +19,7 @@ const authMiddleware: Middleware = {
     if (token) {
       request.headers.set('Authorization', `Bearer ${token}`);
     }
+    request.headers.set('X-Cameleer-Protocol-Version', '1');
     return request;
   },
   async onResponse({ response }) {