diff --git a/CHANGELOG.md b/CHANGELOG.md
index f17e4f4..525db12 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 All notable changes to this project will be documented in this file.
 
-## [Unreleased]
+## [0.4.0] - 2023-02-08
 
 ### Added