<para>These image formats are the same ones that
<citerefentry><refentrytitle>systemd-nspawn</refentrytitle><manvolnum>1</manvolnum></citerefentry>
- supports via it's <option>--directory=</option>/<option>--image=</option> switches and those that the
+ supports via its <option>--directory=</option>/<option>--image=</option> switches and those that the
service manager supports via <option>RootDirectory=</option>/<option>RootImage=</option>. Similar to
them they may optionally carry Verity authentication information.</para>