Ubuntu splits all after 127.0.0.1 in dns-nameservers flag

<p>
  # The loopback network interface<br />auto lo<br />&nbsp; iface lo inet loopback
</p>

<p>
  # The primary network interface<br />auto eth0<br />iface eth0 inet static<br />&nbsp; address 192.168.122.20<br />&nbsp; netmask 255.255.255.0<br />&nbsp; gateway 192.168.122.1<br />&nbsp; dns-nameservers 127.0.0.1 8.8.8.8 <br />&nbsp; dns-search local.lan cloud.lan
</p>