diff --git a/mkdocs.yml b/mkdocs.yml
index 2e179a00e..22c2a005d 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -11,8 +11,6 @@ copyright: |
   Copyright © 2020 - 2024
   <a href="https://github.com/xcpcio/xcpcio" target="_blank" rel="noopener">XCPCIO</a>
   #beian
-  &nbsp;
-  <a href="https://chatgptzhibei.com/how-to-upgrade-gpt4/" target="_blank" rel="noopener">如何升级 GPT4</a>
   <br/>
 
 docs_dir: docs