diff --git a/virtual_feature.pl b/virtual_feature.pl
index ba86ef7..c9676d4 100644
--- a/virtual_feature.pl
+++ b/virtual_feature.pl
@@ -2883,7 +2883,7 @@ sub set_nginx_log_permissions
 sub domain_server_names
 {
 my ($d) = @_;
-return split(/ /, $d->{'dom_defnames'}) if ($d->{'dom_defnames'});
+return split(/\s+/, $d->{'dom_defnames'}) if ($d->{'dom_defnames'});
 return ( $d->{'dom'}, "www.".$d->{'dom'}, "mail.".$d->{'dom'} );
 }