diff --git a/Cargo.lock b/Cargo.lock
index 78cf2a0..329aa7d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2017,7 +2017,7 @@ dependencies = [
 
 [[package]]
 name = "qlean"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "anyhow",
  "console",
diff --git a/Cargo.toml b/Cargo.toml
index 60a1d7c..c22c36c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "qlean"
-version = "0.2.1"
+version = "0.2.2"
 authors = ["jl.jiang <jiangjl9807@gmail.com>"]
 categories = ["development-tools::testing", "virtualization"]
 description = "A system-level isolation testing library based on QEMU/KVM."