diff --git a/package/network/ipv6/map/Makefile b/package/network/ipv6/map/Makefile
index 89d34de1b48..3757ed60882 100644
--- a/package/network/ipv6/map/Makefile
+++ b/package/network/ipv6/map/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=map
 PKG_VERSION:=4
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 PKG_LICENSE:=GPL-2.0
 
 include $(INCLUDE_DIR)/package.mk
diff --git a/package/network/ipv6/map/files/map.sh b/package/network/ipv6/map/files/map.sh
index 5e37aa25b30..98a493dd571 100755
--- a/package/network/ipv6/map/files/map.sh
+++ b/package/network/ipv6/map/files/map.sh
@@ -39,6 +39,9 @@ proto_map_setup() {
 
 	( proto_add_host_dependency "$cfg" "::" "$tunlink" )
 
+	# fixme: handle RA/DHCPv6 address race for LW
+	[ "$type" = lw4o6 ] && sleep 5
+
 	if [ -z "$rule" ]; then
 		rule="type=$type,ipv6prefix=$ip6prefix,prefix6len=$ip6prefixlen,ipv4prefix=$ipaddr,prefix4len=$ip4prefixlen"
 		[ -n "$psid" ] && rule="$rule,psid=$psid"