diff --git a/CHANGELOG.md b/CHANGELOG.md
index 31513c6e..9adab136 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Unreleased
 
+# 0.4.2 (2020-10-06)
+
 - Speed up on WSL Ubuntu 20.4
 
 # 0.4.1 (2020-07-28)
diff --git a/Cargo.lock b/Cargo.lock
index 4ebab224..427ec125 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1050,7 +1050,7 @@ checksum = "1ab52be62400ca80aa00285d25253d7f7c437b7375c4de678f5405d3afe82ca5"
 
 [[package]]
 name = "oha"
-version = "0.4.1"
+version = "0.4.2"
 dependencies = [
  "anyhow",
  "assert_cmd",
diff --git a/Cargo.toml b/Cargo.toml
index b0cdfbb6..40af1e41 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "oha"
-version = "0.4.1"
+version = "0.4.2"
 authors = ["hatoo <hato2000@gmail.com>"]
 edition = "2018"
 description = "Ohayou(おはよう), HTTP load generator, inspired by rakyll/hey with tui animation."
diff --git a/README.md b/README.md
index 8b5f7fbb..e70c869e 100644
--- a/README.md
+++ b/README.md
@@ -36,7 +36,7 @@ This program is built on stable Rust.
 `-q` option works different from [rakyll/hey](https://github.com/rakyll/hey). It's set overall query per second instead of for each workers.
 
 ```bash
-oha 0.4.0
+oha 0.4.2
 hatoo <hato2000@gmail.com>
 Ohayou(おはよう), HTTP load generator, inspired by rakyll/hey with tui animation.