diff --git a/package/network/ipv6/6rd/Makefile b/package/network/ipv6/6rd/Makefile
index 19177f1c46..390e012c9f 100644
--- a/package/network/ipv6/6rd/Makefile
+++ b/package/network/ipv6/6rd/Makefile
@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=6rd
-PKG_VERSION:=6
+PKG_VERSION:=7
 PKG_RELEASE:=1
 
 include $(INCLUDE_DIR)/package.mk
diff --git a/package/network/ipv6/6rd/files/6rd.sh b/package/network/ipv6/6rd/files/6rd.sh
index 58b16c8ff7..db70b5a6c1 100644
--- a/package/network/ipv6/6rd/files/6rd.sh
+++ b/package/network/ipv6/6rd/files/6rd.sh
@@ -26,8 +26,13 @@ proto_6rd_setup() {
 	( proto_add_host_dependency "$cfg" 0.0.0.0 )
 
 	[ -z "$ipaddr" ] && {
-		local wanif
-		if ! network_find_wan wanif || ! network_get_ipaddr ipaddr "$wanif"; then
+		local wanif="$tunlink"
+		if [ -z $wanif ] && ! network_find_wan wanif; then
+			proto_notify_error "$cfg" "NO_WAN_LINK"
+			return
+		fi
+
+		if ! network_get_ipaddr ipaddr "$wanif"; then
 			proto_notify_error "$cfg" "NO_WAN_LINK"
 			return
 		fi