sub keep_last_version {
my ($self, $last) = @_;
- if ($::lxoffice_conf->{webdav}{new_version_after_minutes}) {
+ if ($::lx_office_conf->{webdav}{new_version_after_minutes}) {
return DateTime->now <= $last->mtime + DateTime::Duration->new(minutes => $::lx_office_conf{webdav}{new_version_after_minutes});
} else {
return 0;