--- filter.inc.orig	2014-06-21 01:43:01.000000000 +0200
+++ filter.inc	2014-06-21 02:20:04.000000000 +0200
@@ -2226,11 +2226,11 @@
 
 	/* set the gateway interface */
 	update_filter_reload_status(sprintf(gettext("Setting up pass/block rules %s"), $rule['descr']));
 
 	/* do not process reply-to for gateway'd rules */
-	if($rule['gateway'] == "" && $aline['direction'] <> "" && interface_has_gateway($rule['interface']) && !isset($config['system']['disablereplyto']) && !isset($rule['disablereplyto']) && $type != "match") {
+	if($rule['gateway'] == "" && $aline['direction'] <> "" && (interface_has_gateway($rule['interface']) || interface_has_gatewayv6($rule['interface'])) && !isset($config['system']['disablereplyto']) && !isset($rule['disablereplyto']) && $type != "match") {
 		if ($rule['ipprotocol'] == "inet6") {
 			$rg = get_interface_gateway_v6($rule['interface']);
 			if (is_ipaddrv6($rg))
 				$aline['reply'] = "reply-to ( {$ifcfg['ifv6']} {$rg} ) ";
 			else if ($rule['interface'] <> "pptp")