diff --git a/easytier/Cargo.toml b/easytier/Cargo.toml
index 25b4704e..7cf2aa49 100644
--- a/easytier/Cargo.toml
+++ b/easytier/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2021"
 authors = ["kkrainbow"]
 keywords = ["vpn", "p2p", "network", "easytier"]
 categories = ["network-programming", "command-line-utilities"]
-rust-version = "1.77"
+rust-version = "1.77.0"
 license-file = "LICENSE"
 readme = "README.md"