diff --git a/gluon/index.js b/gluon/index.js
index 4ed229a..3ce7330 100644
--- a/gluon/index.js
+++ b/gluon/index.js
@@ -85,9 +85,11 @@ export const open = async (url, onLoad = () => {}) => {
 
   const toRun = `(() => {
     if (window.self !== window.top) return; // inside frame
-    const GLUON_VERSION = ${process.versions.gluon};
+
+    const GLUON_VERSION = '${process.versions.gluon}';
+    const NODE_VERSION = '${process.versions.node}';
     const CHROMIUM_VERSION = navigator.userAgentData.brands.find(x => x.brand === "Chromium").version;
-    const NODE_VERSION = ${process.versions.node};
+
     (${onLoad.toString()})();
   })()`;