diff --git a/bricks/header.tmpl b/bricks/header.tmpl
index 41a9ee1..633cc77 100644
--- a/bricks/header.tmpl
+++ b/bricks/header.tmpl
@@ -12,6 +12,7 @@
 <script src="{{entire_url('/bricks/3parties/videojs-ie8.min.js')}}"></script>
 </head>
   <body>
+  <script src="{{entire_url('/bricks/3parties/marked.min.js')}}"></script>
   <script src="{{entire_url('/bricks/3parties/xterm.js')}}"></script>
   <script src="{{entire_url('/bricks/3parties/video.min.js')}}"></script>
   <script src="{{entire_url('/bricks/3parties/recorder.wav.min.js')}}"></script>
