Changing ownership of '/var/lib/postgresql/data' fails in immich_postgres

find: ‘/var/lib/postgresql/data’: Permission denied
chown: changing ownership of '/var/lib/postgresql/data': Permission denied
chmod: changing permissions of '/var/lib/postgresql/data': Permission denied
find: ‘/var/lib/postgresql/data’: Permission denied
chown: changing ownership of '/var/lib/postgresql/data': Permission denied
chmod: changing permissions of '/var/lib/postgresql/data': Permission denied
find: ‘/var/lib/postgresql/data’: Permission denied
chown: changing ownership of '/var/lib/postgresql/data': Permission denied