diff --git a/utils/pciutils/Makefile b/utils/pciutils/Makefile
index e89faccb7..cac5fb6d5 100644
--- a/utils/pciutils/Makefile
+++ b/utils/pciutils/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=pciutils
 PKG_VERSION:=3.1.7
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:=@KERNEL/software/utils/pciutils
@@ -34,7 +34,7 @@ endef
 
 define Package/pciutils/postinst
 #!/bin/sh
-(cd $${IPKG_INSTROOT}/usr/share; $${IPKG_INSTROOT}/usr/sbin/update-pciids)
+(cd $${PKG_ROOT}/usr/share; $${PKG_ROOT}/usr/sbin/update-pciids)
 exit 0
 endef
 
diff --git a/utils/usbutils/Makefile b/utils/usbutils/Makefile
index f15e63c2f..15d2d5b5e 100644
--- a/utils/usbutils/Makefile
+++ b/utils/usbutils/Makefile
@@ -1,5 +1,5 @@
 #
-# Copyright (C) 2007-2009 OpenWrt.org
+# Copyright (C) 2007-2010 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=usbutils
 PKG_VERSION:=0.86
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@SF/linux-usb
@@ -29,7 +29,7 @@ endef
 
 define Package/usbutils/postinst
 #!/bin/sh
-(cd $${IPKG_INSTROOT}/usr/share; $${IPKG_INSTROOT}/usr/sbin/update-usbids.sh)
+(cd $${IPKG_INSTROOT}/usr/share; $${PKG_ROOT}/usr/sbin/update-usbids.sh)
 exit 0
 endef