diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1b51ba8676a..c668eb44ad8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -34,7 +34,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 # Changelog
 
-## [Unreleased]
+## [v4.0.0](https://github.com/cosmos/ibc-go/releases/tag/v4.0.0) - 2022-08-12
 
 ### Dependencies