diff --git a/layouts/partials/chart.html b/layouts/partials/chart.html
index 6580b2d..7abab44 100644
--- a/layouts/partials/chart.html
+++ b/layouts/partials/chart.html
@@ -1,3 +1,4 @@
+<script src="https://cdn.jsdelivr.net/npm/echarts@5.5.1/dist/echarts.min.js"></script>
 <div id="chart">
   <canvas id="{{ .id }}"></canvas>
   <script src="{{ .src }}"></script>