diff --git a/index.html b/index.html
new file mode 100644
index 0000000..46873a1
--- /dev/null
+++ b/index.html
@@ -0,0 +1,9 @@
+<html>
+	<body>
+		<h1> Hello Marx from index.html file </h1>
+		<p>This is some text</p>
+		<script src='/socket.io/socket.io.js'></script>
+		<script>var socket = io();</script>
+	</body>
+</html>
+
diff --git a/index.js b/index.js
index ddf4ee8..2cd03b2 100644
--- a/index.js
+++ b/index.js
@@ -2,12 +2,19 @@ const express = require('express');
 const app = express();
 const http = require('http');
 const server = http.createServer(app);
+const { Server } = require('socket.io');
+const io = new Server(server);
+
 
 app.get('/', (req, res) => {
 	//res.send('<h1> Hello Marx!</h1>');
 	res.sendFile(__dirname + '/index.html');
 });
 
+io.on('connection', (socket) => {
+	console.log('A new user is connected');
+});
+
 server.listen(3333, () => {
 	console.log('listen on port 3333');
 });
diff --git a/package.json b/package.json
index e3bd897..01346ab 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "express": "^4.22.3"
+    "express": "^4.22.3",
+    "socket.io": "^4.8.4"
   }
 }