diff --git a/platform/viewer/src/routes/buildModeRoutes.tsx b/platform/viewer/src/routes/buildModeRoutes.tsx
index 88c5b7b12..76a9f3198 100644
--- a/platform/viewer/src/routes/buildModeRoutes.tsx
+++ b/platform/viewer/src/routes/buildModeRoutes.tsx
@@ -68,6 +68,7 @@ export default function buildModeRoutes({
       routes.push({
         path,
         children,
+        private: true,
       });
     });