diff --git a/docs/index.html b/docs/index.html
index 2e5bbd1..2afd930 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -43,7 +43,7 @@
   <script src="//cdn.jsdelivr.net/npm/prismjs@1/components/prism-bash.min.js"></script>
   <script src="//cdn.jsdelivr.net/npm/prismjs@1/components/prism-python.min.js"></script>
 
-  <!-- gitalk for comments
+  <!-- gitalk for comments -->
   <link rel="stylesheet" href="//cdn.jsdelivr.net/npm/gitalk/dist/gitalk.css">
 <script src="//cdn.jsdelivr.net/npm/docsify/lib/plugins/gitalk.min.js"></script>
 <script src="//cdn.jsdelivr.net/npm/gitalk/dist/gitalk.min.js"></script>