diff --git a/client/src/client/frame-runner.js b/client/src/client/frame-runner.js
index bff1a2d1da1..84a94dce7dd 100644
--- a/client/src/client/frame-runner.js
+++ b/client/src/client/frame-runner.js
@@ -98,7 +98,7 @@ async function initTestFrame(e = { code: {} }) {
         console.error(err);
       }
       // return the error so that the curriculum tests are more informative
-      return err;
+      return { err };
     }
   };
 }