diff --git a/Cargo.lock b/Cargo.lock
index 1335c705de41..166e84f952a9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2077,7 +2077,7 @@ dependencies = [
 
 [[package]]
 name = "shadowsocks-rust"
-version = "1.15.0-alpha.5"
+version = "1.15.0-alpha.6"
 dependencies = [
  "build-time",
  "byte_string",
diff --git a/Cargo.toml b/Cargo.toml
index e03f8e283123..cac54b6c5e3f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "shadowsocks-rust"
-version = "1.15.0-alpha.5"
+version = "1.15.0-alpha.6"
 authors = ["Shadowsocks Contributors"]
 description = "shadowsocks is a fast tunnel proxy that helps you bypass firewalls."
 repository = "https://github.com/shadowsocks/shadowsocks-rust"