diff --git a/docker-compose.yml b/docker-compose.yml
index cd0fc1c5..8b886cb1 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -172,7 +172,7 @@ services:
             - sogo
 
     dovecot-mailcow:
-      image: mailcow/dovecot:1.103
+      image: mailcow/dovecot:1.104
       depends_on:
         - mysql-mailcow
       dns: