diff --git a/client/html/index.html b/client/html/index.html
index 38c86ca4f..c9fc476d5 100644
--- a/client/html/index.html
+++ b/client/html/index.html
@@ -13,8 +13,8 @@
   <link rel="shortcut icon" type="image/png/ico" href="/html/favicon.ico" />
   <script src="https://unpkg.com/apollo-client-browser@1.7.0"></script>
 
-  <script type="text/javascript" src="https://charts-dev.superalgos.org/Scripts/require.js"></script>
-  <script type="text/javascript" src="https://charts-dev.superalgos.org/Scripts/AppPreLoader.js"></script>
+  <script type="text/javascript" src="<%= process.env.CANVAS_URL %>Scripts/require.js"></script>
+  <script type="text/javascript" src="<%= process.env.CANVAS_URL %>Scripts/AppPreLoader.js"></script>
 
   <script type="text/javascript">
     function loadCanvas(){