diff --git a/ipv6/wide-dhcpv6/Makefile b/ipv6/wide-dhcpv6/Makefile
index 9a869b332..5971312fc 100644
--- a/ipv6/wide-dhcpv6/Makefile
+++ b/ipv6/wide-dhcpv6/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=wide-dhcpv6
 PKG_VERSION:=20080615
-PKG_RELEASE:=7
+PKG_RELEASE:=8
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@SF/$(PKG_NAME)
diff --git a/ipv6/wide-dhcpv6/files/dhcp6c.init b/ipv6/wide-dhcpv6/files/dhcp6c.init
index e27200188..b60b45b0e 100644
--- a/ipv6/wide-dhcpv6/files/dhcp6c.init
+++ b/ipv6/wide-dhcpv6/files/dhcp6c.init
@@ -33,7 +33,7 @@ dhcp6c_write_duid() {
 			local oIFS="$IFS"; IFS=":"; set -- $mac; IFS="$oIFS"
 
 			# low endian
-			if [ "$(printf \\1 | hexdump -n1 -ve '8/2 "%04x"')" = "0001" ]; then
+			if [ "$(printf \\1 | hexdump -n1 -ve '8/2 "" "%04x" ""')" = "0001" ]; then
 				printf \\x0a\\x00
 
 			# big endian