function sshd_disable_password_auth () {
lxc=$1; shift
lxc_root=$(lxcroot $lxc)
- sed --inplace=.password -e 's,^#\?PasswordAuthentication.*,PasswordAuthentication no,' \
+ sed --in-place=.password -e 's,^#\?PasswordAuthentication.*,PasswordAuthentication no,' \
$lxc_root/etc/ssh/sshd_config
}