diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5eaa1c2..6397ff7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased] - yyyy-mm-dd
 
+## [0.4.0] - 2025-07-10
+
 ### Added
 
 - Nodes may now fail without stopping the entire hive from continuing. A summary