diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1f06eb0..aae6ede 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 All notable changes to this project will be documented in this file.
 
-## Head
+## 0.9.0
 
 - Add watch mode (`--watch`).
 - Improve type coverage.
diff --git a/lib/easytest/version.rb b/lib/easytest/version.rb
index 232fea2..d52aa97 100644
--- a/lib/easytest/version.rb
+++ b/lib/easytest/version.rb
@@ -1,3 +1,3 @@
 module Easytest
-  VERSION = "0.8.1"
+  VERSION = "0.9.0"
 end