diff --git a/docs/images/docker-synclounge.md b/docs/images/docker-synclounge.md
index 3224acadd..90c2de3e0 100644
--- a/docs/images/docker-synclounge.md
+++ b/docs/images/docker-synclounge.md
@@ -245,6 +245,7 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **05.12.24:** - Rebase to Alpine 3.21.
 * **04.06.24:** - Rebase to Alpine 3.20.
 * **26.08.23:** - Rebase to Alpine 3.19. Remove deprecated `AUTOJOIN_ENABLED` & `AUTOJOIN_ROOM` options.
 * **26.08.23:** - Rebase to Alpine 3.18.