diff --git a/index.html b/index.html
index b93a179..2e9fb12 100644
--- a/index.html
+++ b/index.html
@@ -3,6 +3,7 @@
 <link rel="stylesheet" href="/web/BlackFruit-web/css/index.css">
 <link rel="stylesheet" href="/web/BlackFruit-web/css/viewer.min.css">
 
+<script src="/web/BlackFruit-web/js/tools.js"></script>
 <script src="/web/BlackFruit-web/js/index.js"></script>
 <script src="/web/BlackFruit-web/js/viewer.min.js"></script>