diff --git a/server/index.html b/server/index.html
index 6a8f5c3..8463ae7 100644
--- a/server/index.html
+++ b/server/index.html
@@ -1,50 +1,50 @@
 <!doctype html>
 <html>
-  <head>
-    <title>Socket.IO chat</title>
-    <style>
-      * { 
-        margin: 0; padding: 0; box-sizing: border-box; }
-      body { font: 13px Helvetica, Arial; }
-      form { background: #000; padding: 3px; position: fixed; bottom: 0; width: 100%; }
-      form input { border: 0; padding: 10px; width: 90%; margin-right: .5%; }
-      form button { width: 9%; background: rgb(150, 150, 225); border: none; padding: 10px; }
-      #messages { list-style-type: none; margin: 0; padding: 10px; }
-      #messages li { padding: 5px 5px; }
-      #messages li:nth-child(odd) { background: #eee; }
-      #main {overflow: auto;
-            height: calc(100% - 30px);
-            margin-bottom: 40px;} 
-      #footer {
+	<head>
+		<title>Socket.IO chat</title>
+		<style>
+			* { 
+				margin: 0; padding: 0; box-sizing: border-box; }
+			body { font: 13px Helvetica, Arial; }
+			form { background: #000; padding: 3px; position: fixed; bottom: 0; width: 100%; }
+			form input { border: 0; padding: 10px; width: 90%; margin-right: .5%; }
+			form button { width: 9%; background: rgb(150, 150, 225); border: none; padding: 10px; }
+			#messages { list-style-type: none; margin: 0; padding: 10px; }
+			#messages li { padding: 5px 5px; }
+			#messages li:nth-child(odd) { background: #eee; }
+			#main {overflow: auto;
+						height: calc(100% - 30px);
+						margin-bottom: 40px;} 
+			#footer {
 			position: fixed;
 			bottom: 0;
 			right: 0px;
 			left: 0px;
 			height: 30px;} 
-    </style>
-  </head>
-  <body>
-  	<div id="main">
-    	<ul id="messages"></ul>
-    </div>
-    <div id="footer">
-	    <form action="">
-	    	<input id="m" autocomplete="off" placeholder="Type here..." /><button>Send</button>
-	    </form>
-    </div>
-    <script src="https://cdn.socket.io/socket.io-1.2.0.js"></script>
-    <script src="http://code.jquery.com/jquery-1.11.1.js"></script>
-    <script>
-      var socket = io();
-      $('form').submit(function(){
-        socket.emit('chat message', $('#m').val());
-        $('#m').val('');
-        return false;
-      });
-      socket.on('chat message', function(msg){
-        $('#messages').append($('<li>').text(msg));
-        window.scrollTo(0,document.body.scrollHeight);
-      });
-    </script>
-  </body>
+		</style>
+	</head>
+	<body>
+		<div id="main">
+			<ul id="messages"></ul>
+		</div>
+		<div id="footer">
+			<form action="">
+				<input id="m" autocomplete="off" placeholder="Type here..." /><button>Send</button>
+			</form>
+		</div>
+		<script src="https://cdnjs.cloudflare.com/ajax/libs/socket.io/2.1.1/socket.io.js"></script>
+		<script src="http://code.jquery.com/jquery-1.11.1.js"></script>
+		<script>
+			var socket = io();
+			$('form').submit(function(){
+				socket.emit('chat message', $('#m').val());
+				$('#m').val('');
+				return false;
+			});
+			socket.on('chat message', function(msg){
+				$('#messages').append($('<li>').text(msg));
+				window.scrollTo(0,document.body.scrollHeight);
+			});
+		</script>
+	</body>
 </html>
diff --git a/server/package.json b/server/package.json
index 070b830..f8056e2 100644
--- a/server/package.json
+++ b/server/package.json
@@ -1,9 +1,9 @@
 {
   "name": "socket-chat-example",
-  "version": "0.0.1",
-  "description": "my first socket.io app",
+  "version": "0.2.0",
+  "description": "basic chat example server with web client",
   "dependencies": {
     "express": "4.10.2",
-    "socket.io": "1.4.0"
+    "socket.io": "^2.0.0"
   }
 }
