diff --git a/CHANGELOG.md b/CHANGELOG.md
index d9f07de..face9bf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,7 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 <!-- markdownlint-disable no-duplicate-heading -->
 
-## Unreleased
+## v0.4.0 (2024-08-20)
 
 ### Breaking Changes