diff --git a/dev/demo/session.html b/dev/demo/session.html
index 034771c..5b4ae6b 100644
--- a/dev/demo/session.html
+++ b/dev/demo/session.html
@@ -3,37 +3,7 @@
   <head>
     <title>Cookie demo</title>
     <link type="text/css" rel="stylesheet" href="../css/kalamar.css" />
-    <script src="../js/src/session.js"></script>
-    <script>
-
-var cookey;
-
-function add (val) {
-  var list = document.getElementById('number');
-  list.textContent += '-' + val;
-  cookey.set('n', list.textContent);
-};
-
-function removeCookie () {
-  cookey.clear();
-};
-
-document.addEventListener('DOMContentLoaded', function () {
-  cookey = KorAP.Session.create('peter');
-  document.getElementById('number').textContent = cookey.get('n') || '';
-
-  var elements =   document.getElementsByClassName('num');
-  for (var i = 0; i < elements.length; i++) {
-    elements[i].addEventListener(
-      'click',
-      function (e) {
-        add(this.textContent);
-      }
-    );
-  };
-});
-
-    </script>
+    <script data-main="sessiondemo.js" src="../js/lib/require.js" async="async"></script>
   </head>
   <body>
     <div id="number"></div>