diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8d2053eda..fd7e8a3fc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ Format based on [Keep a Changelog](https://keepachangelog.com/).
 
 ## [Unreleased]
 
+### Changed
+- Merged maintenance branch — $REPO_ROOT env var in all instruction files, skill/agent config updates
+- Ticketing database updated with new backlog items and status changes
+
 ### Added
 - Inigo sound designer agent — soundscape design, ambient layers, diegetic cues, D-018 audio propagation
 - Team-agent mapping in sprint planning — each team has defined default agents for briefing assignment