diff --git a/xCAT/debian/control b/xCAT/debian/control
index 1c154ec79..554322b4f 100644
--- a/xCAT/debian/control
+++ b/xCAT/debian/control
@@ -7,6 +7,7 @@ Standards-Version: 3.7.2
 
 Package: xcat
 Architecture: all
-Depends: ${perl:Depends}, xcat-server, xcat-client, libdbd-sqlite3-perl, dhcp3-server, apache2, expect, nfs-kernel-server, nmap, fping, bind9, vsftpd, libxml-parser-perl, atftp-xcat, conserver, yaboot-xcat, libnet-telnet-perl, ipmitool (>=1.8.9), xnba-undi, syslinux-xcat, xcat-nbroot-oss-x86, xcat-nbroot-core-x86, xcat-nbkernel-x86, xcat-nbroot-oss-amd64, xcat-nbroot-core-amd64, xcat-nbkernel-amd64, xcat-nbroot-oss-ppc64, xcat-nbroot-core-ppc64, xcat-nbkernel-ppc64, syslinux
+Depends: ${perl:Depends}, xcat-server, xcat-client, libdbd-sqlite3-perl, dhcp3-server, apache2, expect, nfs-kernel-server, nmap, fping, bind9, vsftpd, libxml-parser-perl, xinetd, tftpd-hpa, tftp-hpa, conserver, libnet-telnet-perl, ipmitool (>=1.8.9),  syslinux, libsys-virt-perl
+Recommends: xnba-undi, yaboot-xcat
 Description: Server and configuration utilities of the xCAT management project
  xcat-server provides the core server and configuration management components of xCAT.  This package should be installed on your management server
diff --git a/xCAT/debian/dirs b/xCAT/debian/dirs
index 16d64dfee..ef4317183 100644
--- a/xCAT/debian/dirs
+++ b/xCAT/debian/dirs
@@ -1,6 +1,8 @@
+install
 install/postscripts
+install/postscripts/hostkeys
 install/prescripts
+install/kdump
 opt/xcat/share/xcat
 etc/apache2/conf.d
 opt/xcat/share/doc/packages/xCAT
-etc
diff --git a/xCAT/debian/postinst b/xCAT/debian/postinst
index d51fc8cdc..fa1dc428e 100644
--- a/xCAT/debian/postinst
+++ b/xCAT/debian/postinst
@@ -1,5 +1,5 @@
 #!/bin/sh
-# postinst script for openmpi
+# postinst script for xCAT
 #
 # see: dh_installdeb(1)
 
@@ -20,8 +20,15 @@ set -e
 
 case "$1" in
     configure)
-        #. /etc/profile.d/xcat.sh
-	#xcatconfig -i
+	. /etc/profile.d/xcat.sh
+	if [ -f /tmp/xCAT_upgrade ]
+	then
+	    xcatconfig -u
+	    rm /tmp/xCAT_upgrade
+	else
+	    xcatconfig -i -d -s
+	fi
+	/etc/init.d/apache2 restart
     ;;
 
     abort-upgrade|abort-remove|abort-deconfigure)
diff --git a/xCAT/debian/prerm b/xCAT/debian/prerm
new file mode 100644
index 000000000..e527e288c
--- /dev/null
+++ b/xCAT/debian/prerm
@@ -0,0 +1,41 @@
+#!/bin/sh
+# prerm script for xCAT
+#
+# see: dh_installdeb(1)
+
+set -e
+
+# summary of how this script can be called:
+#        * <prerm> `remove'
+#        * <old-prerm> `upgrade' <new-version>
+#        * <new-prerm> `failed-upgrade' <old-version>
+#        * <conflictor's-prerm> `remove' `in-favour' <package> <new-version>
+#        * <deconfigured's-prerm> `deconfigure' `in-favour'
+#          <package-being-installed> <version> `removing'
+#          <conflicting-package> <version>
+# for details, see http://www.debian.org/doc/debian-policy/ or
+# the debian-policy package
+
+
+case "$1" in
+    upgrade)
+	touch /tmp/xCAT_upgrade.tmp
+    ;;
+    remove|deconfigure)
+    ;;
+
+    failed-upgrade)
+    ;;
+
+    *)
+        echo "prerm called with unknown argument \`$1'" >&2
+        exit 1
+    ;;
+esac
+
+# dh_installdeb will replace this with shell code automatically
+# generated by other debhelper scripts.
+
+#DEBHELPER#
+
+exit 0