diff --git a/public/js/index.js b/public/js/index.js
index d85a090..4be11e8 100644
--- a/public/js/index.js
+++ b/public/js/index.js
@@ -1536,6 +1536,7 @@ function onGoogleClientLoaded() {
     googleApiAuth(true);
     buildImportFromGoogleDrive();
 }
+window.onGoogleClientLoaded = onGoogleClientLoaded;
 // export to google drive
 ui.toolbar.export.googleDrive.click(function (e) {
     var token = gapi.auth.getToken();