diff --git a/server/frontend/public/index.html b/server/frontend/public/index.html
index 7412717..bfb5e4a 100644
--- a/server/frontend/public/index.html
+++ b/server/frontend/public/index.html
@@ -5,7 +5,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1" />
     <title>Simugaz WebUI</title>
     <link rel="stylesheet" href="/assets/css/main.css" />
-    <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/chart.js@4.5.1/dist/chart.umd.min.js"></script>
   </head>
   <body>
     <header>
