diff --git a/app.js b/app.js
index 5e2d5a8..34c7a9f 100644
--- a/app.js
+++ b/app.js
@@ -1,24 +1,35 @@
-import 'dotenv/config'
-
 /**
  * integrating mediasoup server with a node.js application
  */
 
+require('dotenv').config()
+const app = require('express')();
+const https = require('https');
+const path = require('node:path');
+const __dirname = path.resolve()
+let https;
+try {
+  https = require('node:https');
+} catch (err) {
+  console.log('https support is disabled!');
+}
+
+const mediasoup = require('mediasoup');
 /* Please follow mediasoup installation requirements */
 /* https://mediasoup.org/documentation/v3/mediasoup/installation/ */
-import express from 'express'
-const app = express()
+// import express from 'express'
+// const app = express()
 // const app = require('express')();
 // import https from 'httpolyglot'
-import https from "https";
-import fs from 'fs'
-import path from 'path'
-const __dirname = path.resolve()
+// import https from "https";
+// import fs from 'fs'
+// import path from 'path'
+
 
 // import Server from 'socket.io'
-import mediasoup from 'mediasoup'
+// import mediasoup from 'mediasoup'
 // import * as https from "http";
-import Server from "socket.io";
+// import Server from "socket.io";
 // import middleware from 'socketio-wildcard'
 // const app = express.default();
 
@@ -55,8 +66,10 @@ const options = {
   cert: fs.readFileSync('./server/ssl/cert.pem', 'utf-8')
 }
 
-const httpsServer = https.createServer(options, app);
-const io = new Server(httpsServer, { allowEIO3: true });
+// const httpsServer = https.createServer(options, app);
+// const io = new Server(httpsServer, { allowEIO3: true });
+const server = https.createServer(app);
+const io = require('socket.io')(server, options);
 // const io = new Server(server, { origins: '*:*', allowEIO3: true });
 
 // io.use(middleware);
diff --git a/package.json b/package.json
index 00e007c..1437aae 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,6 @@
   "keywords": [],
   "author": "",
   "license": "ISC",
-  "type": "module",
   "dependencies": {
     "@types/express": "^4.17.13",
     "dotenv": "^16.0.1",