diff --git a/CHANGELOG.md b/CHANGELOG.md
index e5f8ae9..62f44ee 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,11 @@ tmtccmd version 4.0.0
 
 - Basic persistent TM store commanding
 
+## Changed
+
+- IMTQ set IDs.
+- Significantly improved IMTQ module and also updated it to refactored OBSW IMTQ handlers.
+
 # [v2.12.7] 2023-02-17
 
 - Re-run generators