iRedMail version (check /etc/iredmail-release):  0.9.5-1
- Linux/BSD distribution name and version:  centos 7
- Store mail accounts in which backend (LDAP/MySQL/PGSQL):  MySQL
- Web server (Apache or Nginx): Nginx
- Manage mail accounts with iRedAdmin-Pro? NO
- Related log if you're reporting an issue:

Hi i have similiar problem like here:

http://www.iredmail.org/forum/topic1183 … -user.html

email send :
from : web123@gmail.com
to : jacka@mail.com

vocation sent back
from : jacka@mail.com
to : srs0=hmc8=v7=gmail.com=web123@mail.com

postsrsd changing return-path from web123@gmail.com to srs0=hmc8=v7=gmail.com=web123@mail.com

this is no problem for me but  sieve:

Vacation's messages are always addressed to the Return-Path address

it is possible some how change this ugly to header to normal?

I can't find anything on dovecot mailing lists