diff --git a/CHANGELOG.md b/CHANGELOG.md
index 17bbbb3..aa946e7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,8 @@ list yields a list of all related PRs for each release.
 
 # [v3.2.0] to be released
 
+`tmtccmd` version: v5.0.0a0
+
 ## Added
 
 - Event handling for reboot counter events.
@@ -21,6 +23,7 @@ list yields a list of all related PRs for each release.
 ## Fixed
 
 - Fix for PLOC power switching.
+- Bump `tmtccmd` to v5.0.0a0 for important bugfix in CFDP header.
 
 # [v3.1.2] 2023-06-19