diff --git a/crates/shadowsocks-service/Cargo.toml b/crates/shadowsocks-service/Cargo.toml
index 020541985fc7..50bb51c1c07b 100644
--- a/crates/shadowsocks-service/Cargo.toml
+++ b/crates/shadowsocks-service/Cargo.toml
@@ -186,7 +186,7 @@ flate2 = { version = "1.0", optional = true }
 brotli = { version = "6.0", optional = true }
 zstd = { version = "0.13", optional = true }
 
-tun2 = { version = "3.1.5", optional = true, default-features = false, features = [
+tun2 = { version = "3.1", optional = true, default-features = false, features = [
     "async",
 ] }
 etherparse = { version = "0.16", optional = true }