Found the issue. I used the service from the repo like this:
But I had to replace @BINDIR@ to /usr/bin.
[Unit] Description=Fail2Ban Service Documentation=man:fail2ban(1) After=network.target iptables.service firewalld.service ip6tables.service ipset.service nftables.service PartOf=iptables.service firewalld.service ip6tables.service ipset.service nftables.service [Service] Type=simple Environment="PYTHONNOUSERSITE=1" ExecStartPre=/bin/mkdir -p /run/fail2ban ExecStart=/usr/bin/fail2ban-server -xf start # if should be logged in systemd journal, use following line or set logtarget to sysout in fail2ban.local # ExecStart=/usr/bin/fail2ban-server -xf --logtarget=sysout start ExecStop=/usr/bin/fail2ban-client stop ExecReload=/usr/bin/fail2ban-client reload PIDFile=/run/fail2ban/fail2ban.pid Restart=on-failure RestartPreventExitStatus=0 255 [Install] WantedBy=multi-user.target