diff --git a/CHANGELOG.md b/CHANGELOG.md
index a2545db..75ad83a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,12 +2,15 @@
 
 ### Features
 - Add `Google Analytics` plugin.
-
+```html
+<script src="//unpkg.com/docsify" data-ga="UA-XXXXX-Y"></script>
+<script src="//unpkg.com/docsify/lib/plugins/ga.js"></script>
+```
 ## 2.1.0
 ### Features
 - Add search plugin
 ```html
-<script src="//unpkg.com/docsify/lib/docsify.js"></script>
+<script src="//unpkg.com/docsify"></script>
 <script src="//unpkg.com/docsify/lib/plugins/search.js"></script>
 ```