diff --git a/niucloud/README.md b/niucloud/README.md
index e836c5cf9..cf2f9e6b5 100644
--- a/niucloud/README.md
+++ b/niucloud/README.md
@@ -35,7 +35,7 @@ composer update
 
 ## 文档
 
-[完全开发手册](https://www.kancloud.cn/manual/thinkphp6_0/content)
+[完全开发手册](https://www.kancloud.cn/manual/thinkphp8_0/content)
 
 ## 参与开发