diff --git a/public/posts/我的开发环境.md b/public/posts/我的开发环境.md
index 17db2b9..7723296 100644
--- a/public/posts/我的开发环境.md
+++ b/public/posts/我的开发环境.md
@@ -154,15 +154,14 @@ source $HOME/.cargo/env
 
 ### Crate.io
 
-`~/.cargo/config` 清华大学赛高。
+`~/.cargo/config` [清华大学](https://mirrors.tuna.tsinghua.edu.cn/help/crates.io-index.git/)赛高。
 
 ```
-[registry]
-index = "https://mirrors.ustc.edu.cn/crates.io-index/"
 [source.crates-io]
-replace-with = 'ustc'
-[source.ustc]
-registry = "https://mirrors.ustc.edu.cn/crates.io-index/"
+replace-with = 'tuna'
+
+[source.tuna]
+registry = "https://mirrors.tuna.tsinghua.edu.cn/git/crates.io-index.git"
 ```
 
 ## 对于本机