Current service file for generic tarball install is not working

[SwagHrco]

Current` service file for generic tarball install is not working here is the one that works

[Unit]
Description=Jellyfin

[Service]
User=hrvoje
WorkingDirectory=/opt/jellyfin/
ExecStart=/opt/jellyfin/jellyfin --service
Restart=always

[Install]
WantedBy=multi-user.target

[thornbill]

Is this a documentation issue?