diff --git a/bricks/header.tmpl b/bricks/header.tmpl
index bebca5b..12c8fc0 100644
--- a/bricks/header.tmpl
+++ b/bricks/header.tmpl
@@ -34,6 +34,8 @@
 --->
 
   <script src="{{entire_url('/bricks/3parties/recorder.wav.min.js')}}"></script>
+  <script src="https://sage.opencomputing.cn/bricks/3parties/hls.js"></script>
+  <script src="https://sage.opencomputing.cn/bricks/3parties/dash.all.min.js"></script>
   <script src="{{entire_url('/bricks/bricks.js')}}"></script>
   <script src="{{entire_url('/js/myapp.js')}}"></script>
 	<script>