diff --git a/CHANGELOG.md b/CHANGELOG.md
index 11c1487..1b2eb0a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,11 +4,17 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
-## [Unreleased](https://github.com/stefanzweifel/git-auto-commit-action/compare/v4.11.0...HEAD)
+## [Unreleased](https://github.com/stefanzweifel/git-auto-commit-action/compare/v4.12.0...HEAD)
 
 > TBD
 
 
+## [v4.12.0](https://github.com/stefanzweifel/git-auto-commit-action/compare/v4.11.0...v4.12.0) - 2021-09-10
+
+### Added
+- Add `commit_hash` output [#172](https://github.com/stefanzweifel/git-auto-commit-action/pull/172)
+
+
 ## [v4.11.0](https://github.com/stefanzweifel/git-auto-commit-action/compare/v4.10.0...v4.11.0) - 2021-05-03
 
 ### Added