diff --git a/Cargo.toml b/Cargo.toml
index 4361d20..c6fed96 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "etcd-client"
-version = "0.8.4"
+version = "0.9.0"
 authors = ["The etcd-client Authors <davidli2010@foxmail.com>"]
 edition = "2018"
 readme = "README.md"