diff --git a/CHANGELOG.md b/CHANGELOG.md
index cdff101..da5dd7d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,7 +12,7 @@ list yields a list of all related PRs for each release.
 
 # [v4.0.0] to be released
 
-`tmtccmd` version: v5.0.0rc0
+`tmtccmd` version: v5.0.0a0
 
 ## Added
 
@@ -23,7 +23,7 @@ list yields a list of all related PRs for each release.
 ## Fixed
 
 - Fix for PLOC power switching.
-- Bump `tmtccmd` to v5.0.0rc0 for important bugfix in CFDP header.
+- Bump `tmtccmd` to v5.0.0a0 for important bugfix in CFDP header.
 
 # [v3.1.1] 2023-04-17