diff --git a/CHANGELOG.md b/CHANGELOG.md
index d86264c..52d33c3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Release history
 
+## v0.2.1
+
+- Improve help tips
+
 ## v0.2.0
 
 - Init containers support
diff --git a/cmd/kubectl-nsenter/main.go b/cmd/kubectl-nsenter/main.go
index 5b2b18c..dd2bb31 100644
--- a/cmd/kubectl-nsenter/main.go
+++ b/cmd/kubectl-nsenter/main.go
@@ -13,7 +13,7 @@ import (
 func main() {
 	app := &cli.App{
 		Name:     "kubectl-nsenter",
-		Version:  "v0.2.0",
+		Version:  "v0.2.1",
 		Compiled: time.Now(),
 		Authors: []*cli.Author{
 			{