diff --git a/misc/Christmas_Town_Helper_2.3.3_mobile.js b/misc/Christmas_Town_Helper_2.3.3_mobile.js
index 0ff3d04..3e49757 100644
--- a/misc/Christmas_Town_Helper_2.3.3_mobile.js
+++ b/misc/Christmas_Town_Helper_2.3.3_mobile.js
@@ -27,6 +27,7 @@
     try {
         wh_fake_GM.isRunningUserscriptEngine = !!GM_setClipboard;
     } catch {
+        alert('not us engine')
         wh_fake_GM.isRunningUserscriptEngine = false;
         window.GM_getValue = (k) => {
             const localDB = localStorage.getItem('wh_fake_GM_DB')