diff --git a/CHANGELOG.md b/CHANGELOG.md
index 695fa92aa3..a464d82ad0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## Unreleased
+### Changed
+- Send mercurial hook callbacks over separate tcp socket instead of http ([#1415](https://github.com/scm-manager/scm-manager/pull/1415))
+
 ### Fixed
 - Error on repository initialization with least-privilege user ([#1414](https://github.com/scm-manager/scm-manager/pull/1414))