diff --git a/route/templates/default/layout.html b/route/templates/default/layout.html
index ec144ce22..f938a315c 100755
--- a/route/templates/default/layout.html
+++ b/route/templates/default/layout.html
@@ -87,7 +87,7 @@
             <script src="/static/js/term-websocketio.js"></script>
             <script src="/static/app/upload.js?v={{config.version}}"></script>
             <script src="/static/app/public.js?v={{config.version}}"></script>
-            <script src="/static/js/echarts.min.js" defer></script>
+            <script src="/static/js/echarts.min.js" async></script>
             <!-- <script src="//cdn.jsdelivr.net/gh/midoks/mdserver-web@latest/route/static/js/echarts.min.js"></script> -->
             <!-- <script src="//unpkg.com/echarts@5.4.3/dist/echarts.min.js"></script> -->