diff --git a/docker-compose.yml b/docker-compose.yml
index d1ff6f43..5bcc1eea 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -297,7 +297,7 @@ services:
       depends_on:
         - nginx-mailcow
         - mysql-mailcow
-      image: mailcow/acme:1.28
+      image: mailcow/acme:1.29
       build: ./data/Dockerfiles/acme
       sysctls:
         - net.ipv6.conf.all.disable_ipv6=${SYSCTL_IPV6_DISABLED:-0}