Letsencrypt renewal stopping postfix service

SYSTEM INFORMATION
OS type and version Debian 12.8
Webmin version 2.202
Virtualmin version 7.10.0

After automatic letsencrypt renewal postfix is stopped and I have to start it manually again. In the daemon log I can see how postfix service gets stop signal not restart or reload

Jan 1 06:06:45 housing-xxxx systemd[1]: session-c122455.scope: Deactivated successfully.
Jan 1 06:06:52 housing-xxxx systemd[1]: postfix.service: Deactivated successfully.
Jan 1 06:06:52 housing-xxxx systemd[1]: Stopped postfix.service - Postfix Mail Transport Agent.
Jan 1 06:06:52 housing-xxxx systemd[1]: Stopping postfix@-.service - Postfix Mail Transport Agent (instance -)…

Thank you.