diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2f5ccbf..18ca52d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## Pending
+## [0.4.0] - 2026-06-04
 
 ### Added