diff --git a/helper-scripts/docker-compose.override.yml.d/EXTERNAL_MYSQL_SOCKET/docker-compose.override.yml b/helper-scripts/docker-compose.override.yml.d/EXTERNAL_MYSQL_SOCKET/docker-compose.override.yml
index 5e0e98f44..782c41265 100644
--- a/helper-scripts/docker-compose.override.yml.d/EXTERNAL_MYSQL_SOCKET/docker-compose.override.yml
+++ b/helper-scripts/docker-compose.override.yml.d/EXTERNAL_MYSQL_SOCKET/docker-compose.override.yml
@@ -25,6 +25,6 @@ services:
         - /var/run/mysqld/mysqld.sock:/var/run/mysqld/mysqld.sock
 
     mysql-mailcow:
-      image: alpine:3.20
+      image: alpine:3.21
       command: /bin/true
       restart: "no"