diff --git a/.cargo/config b/.cargo/config
new file mode 100644
index 0000000..047c02f
--- /dev/null
+++ b/.cargo/config
@@ -0,0 +1,6 @@
+[source.crates-io]
+registry = "https://github.com/rust-lang/crates.io-index"
+replace-with = 'ustc'
+
+[source.ustc]
+registry = "https://mirrors.ustc.edu.cn/crates.io-index"
\ No newline at end of file