diff --git a/app.js b/app.mjs
similarity index 100%
rename from app.js
rename to app.mjs
diff --git a/package.json b/package.json
index d570334..eb826bc 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "menui_backend",
   "version": "1.0.0",
   "description": "backend for Menui",
-  "main": "app.js",
+  "main": "app.mjs",
   "scripts": {
     "test": "jest"
   },