diff --git a/packages/frontend-defaults/src/createApp.tsx b/packages/frontend-defaults/src/createApp.tsx
index 2c1aa0519c..91ec883a27 100644
--- a/packages/frontend-defaults/src/createApp.tsx
+++ b/packages/frontend-defaults/src/createApp.tsx
@@ -191,7 +191,7 @@ function PreparedAppRoot(props: {
           setFinalizeError(error);
         });
     } else {
-      void runFinalize();
+      setFinalizedApp(props.preparedApp.finalize());
     }
     return () => {
       cancelled = true;