diff --git a/Cargo.lock b/Cargo.lock
index ef48248..76f5f4b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -210,7 +210,7 @@ dependencies = [
 
 [[package]]
 name = "etcd-client-py"
-version = "0.2.1"
+version = "0.2.3"
 dependencies = [
  "etcd-client",
  "pyo3",
diff --git a/Cargo.toml b/Cargo.toml
index b75bd4f..ea9cd17 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "etcd-client-py"
-version = "0.2.1"
+version = "0.2.3"
 edition = "2021"
 authors = ["Lablup Inc."]
 readme = "./README.md"