diff --git a/cmdeploy/src/cmdeploy/postfix/master.cf.j2 b/cmdeploy/src/cmdeploy/postfix/master.cf.j2
index a6eaad3a..921522f9 100644
--- a/cmdeploy/src/cmdeploy/postfix/master.cf.j2
+++ b/cmdeploy/src/cmdeploy/postfix/master.cf.j2
@@ -82,6 +82,7 @@ filter    unix -        n       n       -       -       lmtp
 # Local SMTP server for reinjecting filered mail.
 localhost:{{ config.postfix_reinject_port }} inet  n       -       n       -       10      smtpd
   -o syslog_name=postfix/reinject
+  -o cleanup_service_name=authclean
 
 # Cleanup `Received` headers for authenticated mail
 # to avoid leaking client IP.