diff --git a/dovecot/dovecot.service.in b/dovecot/dovecot.service.in

index 3455cceaae..dc256a3b7a 100644

--- a/dovecot/dovecot.service.in

+++ b/dovecot/dovecot.service.in

@@ -18,6 +18,7 @@ Type=@systemdservicetype@

 ExecStart=@sbindir@/dovecot -F

 ExecReload=@bindir@/doveadm reload

 ExecStop=@bindir@/doveadm stop

+ExecStartPre=/etc/init.d/dovecot generate

 PrivateTmp=true

 NonBlocking=yes

 ProtectSystem=full