diff --git a/docs/index.html b/docs/index.html
index 7f20b6f..ef09723 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -67,8 +67,12 @@
 
   <!-- or <script src="//cdn.jsdelivr.net/gh/upupming/docsify-katex/dist/docsify-katex.js"></script> -->
 
-  <link rel="stylesheet" href="//cdn.jsdelivr.net/npm/katex@latest/dist/katex.min.css">
-
+  <!-- <link rel="stylesheet" href="//cdn.jsdelivr.net/npm/katex@latest/dist/katex.min.css"> -->
+  <link
+    rel="stylesheet"
+    href="//cdn.jsdelivr.net/npm/katex@0.10.2/dist/katex.min.css"
+  />
+  
   <!-- Put them above docsify.min.js -->
   <script src="//cdn.jsdelivr.net/npm/docsify/lib/docsify.min.js"></script>
   <script src="//cdn.jsdelivr.net/npm/docsify-pagination/dist/docsify-pagination.min.js"></script>