diff --git a/README.md b/README.md
index 5482b9e..5fcdcd7 100644
--- a/README.md
+++ b/README.md
@@ -557,7 +557,7 @@ Quick Reference
 [qirishuzhai.com](http://qirishuzhai.com/quickref)<!--rehype:target=_blank-->
 [longdada.me](https://ref.longdada.me)<!--rehype:target=_blank-->
 [xalaok.top](https://ref.xalaok.top)<!--rehype:target=_blank-->
-[dadatom.com](https://tools.dadatom.com/reference)<!--rehype:target=_blank&class=contributing&data-info=👆支持ipv4和ipv6-->
+[dadatom.com](https://tools.dadatom.com/reference/)<!--rehype:target=_blank&class=contributing&data-info=👆支持ipv4和ipv6-->
 <!--rehype:class=home-card home-links-->
 
 如果你有资源，可以很方便[部署 web 版](https://github.com/jaywcjlove/reference/issues/102#issue-1451649637)，这非常简单，只需要克隆 [gh-pages](https://github.com/jaywcjlove/reference/tree/gh-pages) 分支代码到你的静态服务就可以了，还可以使用 [docker](https://hub.docker.com/r/wcjiang/reference) 快捷部署 web 版。