diff --git a/index.html b/index.html
index f460297..f2477bc 100644
--- a/index.html
+++ b/index.html
@@ -700,6 +700,11 @@
 				{ src: 'plugin/search/search.js', async: true },
 				{ src: 'plugin/zoom-js/zoom.js', async: true },
 				{ src: 'plugin/notes/notes.js', async: true }
+
+				{ src: '//cdn.socket.io/socket.io-1.3.5.js', async: true },
+				{ src: 'plugin/multiplex/master.js', async: true },
+				// and if you want speaker notes
+				{ src: 'plugin/notes-server/client.js', async: true }
 			]
 		});
 	</script>