new file mode 100644
--- /dev/null
+++ b/debian/postinst
@@ -0,0 +1,57 @@
+#!/bin/sh
+# postinst script for mcbot
+#
+# see: dh_installdeb(1)
+
+set -e
+
+# summary of how this script can be called:
+#        * <postinst> `configure' <most-recently-configured-version>
+#        * <old-postinst> `abort-upgrade' <new version>
+#        * <conflictor's-postinst> `abort-remove' `in-favour' <package>
+#          <new-version>
+#        * <postinst> `abort-remove'
+#        * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
+#          <failed-install-package> <version> `removing'
+#          <conflicting-package> <version>
+# for details, see http://www.debian.org/doc/debian-policy/ or
+# the debian-policy package
+
+
+case "$1" in
+    configure)
+	if [ ! -f /var/lib/nobody/data/mcbot.dat ];
+	then		
+		echo "Creating initial database in /var/lib/nobody/data";
+		dbtool -a -k 1 -v 1;
+		dbtool -d 1;
+	fi
+
+	if [ -f /var/lib/nobody/.mcbotrc.dpkg-old ];
+	then
+		mv -f /var/lib/nobody/.mcbotrc.dpkg-old /var/lib/nobody/.mcbotrc;
+	fi
+
+	echo "Changing ownership in /var/lib/nobody"
+	usermod -s /bin/bash -d /var/lib/nobody nobody
+	chown -R nobody:nogroup /var/lib/nobody
+	echo "Setting permissions for /var/lib/nobody/.mcbotrc to 600"
+	chmod 600 /var/lib/nobody/.mcbotrc
+	echo "ENTER /etc/init.d/mcbot start after editing .mcbotrc"
+    ;;
+
+    abort-upgrade|abort-remove|abort-deconfigure)
+    ;;
+
+    *)
+        echo "postinst 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