diff --git a/docs/index.html b/docs/index.html
index c45d690b..b5958735 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -13,10 +13,14 @@
   <script>
     window.$docsify = {
       name: '',
-      repo: ''
+      repo: '',
+      search: {
+        depth: 3,
+      }
     }
   </script>
   <!-- Docsify v4 -->
   <script src="//cdn.jsdelivr.net/npm/docsify@4"></script>
+  <script src="//cdn.jsdelivr.net/npm/docsify/lib/plugins/search.min.js"></script>
 </body>
 </html>