diff --git a/package/network/ipv6/odhcp6c/Makefile b/package/network/ipv6/odhcp6c/Makefile
index 82bc719139..505aa56e41 100644
--- a/package/network/ipv6/odhcp6c/Makefile
+++ b/package/network/ipv6/odhcp6c/Makefile
@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=odhcp6c
-PKG_RELEASE:=18
+PKG_RELEASE:=19
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(PROJECT_GIT)/project/odhcp6c.git
diff --git a/package/network/ipv6/odhcp6c/files/dhcpv6.sh b/package/network/ipv6/odhcp6c/files/dhcpv6.sh
index cf6847f29e..ac8c7797fb 100755
--- a/package/network/ipv6/odhcp6c/files/dhcpv6.sh
+++ b/package/network/ipv6/odhcp6c/files/dhcpv6.sh
@@ -105,6 +105,7 @@ proto_dhcpv6_setup() {
 	[ -n "$iface_464xlat" ] && proto_export "IFACE_464XLAT=$iface_464xlat"
 	[ "$delegate" = "0" ] && proto_export "IFACE_DSLITE_DELEGATE=0"
 	[ "$delegate" = "0" ] && proto_export "IFACE_MAP_DELEGATE=0"
+	[ "$delegate" = "0" ] && proto_export "IFACE_464XLAT_DELEGATE=0"
 	[ -n "$zone_dslite" ] && proto_export "ZONE_DSLITE=$zone_dslite"
 	[ -n "$zone_map" ] && proto_export "ZONE_MAP=$zone_map"
 	[ -n "$zone_464xlat" ] && proto_export "ZONE_464XLAT=$zone_464xlat"