diff --git a/Cargo.toml b/Cargo.toml
index 29ef8eb..0587c3d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "aliyun-oss-client"
-version = "0.13.0-alpha5"
+version = "0.13.0-alpha6"
 edition = "2021"
 resolver = "2"
 description = "an aliyun oss client"