diff --git a/charming/src/asset/charts.html.hbs b/charming/src/asset/charts.html.hbs
index 70a4290..2794584 100644
--- a/charming/src/asset/charts.html.hbs
+++ b/charming/src/asset/charts.html.hbs
@@ -4,6 +4,7 @@
     <meta charset="utf-8" />
     <title>{{ title }}</title>
     <script src="https://cdn.jsdelivr.net/npm/echarts@5.5.1/dist/echarts.min.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/echarts-gl@2.0.9/dist/echarts-gl.min.js"></script>
     <style> .container { display: flex; justify-content: center; align-items: center; } .item { margin: auto; } </style>
   </head>
   <body>
