diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6202fef..691c257 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,7 +14,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## Changed
 
-- [Update to Radicale 3.1,9](https://github.com/tomsquest/docker-radicale/pull/139)
+- [Update to Radicale 3.1.9](https://github.com/tomsquest/docker-radicale/pull/139)
 
 ## [3.1.8.3] - 2023-07-16