diff --git a/scripts/mail_cleanup_flagged.sh b/scripts/mail_cleanup_flagged.sh
index b04b7c0..7992e9c 100644
--- a/scripts/mail_cleanup_flagged.sh
+++ b/scripts/mail_cleanup_flagged.sh
@@ -115,7 +115,7 @@ fi
 
 # clean up flagged messages
 printf "Cleaning up FLAGGED messages older than %s days...\n" "$deleteOlder"
-/usr/local/bin/docker-compose exec -T dovecot-mailcow doveadm expunge -u "$user" FLAGGED SAVEDBEFORE "${deleteOlder}d"
+/usr/local/bin/docker-compose exec -T dovecot-mailcow doveadm expunge -u "$user" mailbox '*' FLAGGED SAVEDBEFORE "${deleteOlder}d"
 
 
 ### exit gracefully