diff --git a/CHANGELOG.md b/CHANGELOG.md
index 335fa87c..45419edc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 # [Unreleased]
 
+
+# [0.4.0] - 2024-01-14
+
 ## Added
 
 - Support for lexical disambiguation strategies. See [the docs](https://www.igordejanovic.net/rustemo/lexers.html#lexical-disambiguation).
@@ -62,7 +65,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Initial release. See the README for the features available in this release.
 
 
-[unreleased]: https://github.com/igordejanovic/rustemo/compare/0.3.0...HEAD
+[unreleased]: https://github.com/igordejanovic/rustemo/compare/0.4.0...HEAD
+[0.4.0]: https://github.com/igordejanovic/rustemo/compare/0.3.0...0.4.0
 [0.3.0]: https://github.com/igordejanovic/rustemo/compare/0.2.0...0.3.0
 [0.2.0]: https://github.com/igordejanovic/rustemo/compare/0.1.0...0.2.0
 [0.1.0]: https://github.com/igordejanovic/rustemo/releases/tag/0.1.0