diff --git a/theme/templates/index.html b/theme/templates/index.html
index 1e50501..eec400f 100644
--- a/theme/templates/index.html
+++ b/theme/templates/index.html
@@ -6,6 +6,7 @@
   <meta charset="utf-8">
   <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
   <link rel="stylesheet" href="{{ SITEURL }}/theme/css/tachyons.min.css" type="text/css" />
+  <script type="text/javascript" src="{{ SITEURL }}/theme/js/jquery-3.5.0.min.js"></script>
   <style>
    body {
      font: 0.75em/1.5 Verdana, AppleGothic, Sans-serif;