diff --git a/Cargo.lock b/Cargo.lock
index b5d40fc..f140752 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -711,7 +711,7 @@ dependencies = [
 
 [[package]]
 name = "nano"
-version = "0.2.0"
+version = "0.2.1"
 dependencies = [
  "anyhow",
  "futures",
diff --git a/Cargo.toml b/Cargo.toml
index 489cfee..1fef4fb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "nano"
-version = "0.2.0"
+version = "0.2.1"
 authors = ["Pig Fang <g-plane@hotmail.com>"]
 edition = "2018"