diff --git a/debian/openrc.postrm b/debian/openrc.postrm
index 8f3bf4d..df542c8 100644
--- a/debian/openrc.postrm
+++ b/debian/openrc.postrm
@@ -1,11 +1,67 @@
 #!/bin/sh
+# postrm script for openrc
 
 set -e
 
-if [ "${1}" = "purge" ] ; then
+# summary of how this script can be called:
+#        * <postrm> `remove'
+#        * <postrm> `purge'
+#        * <old-postrm> `upgrade' <new-version>
+#        * <new-postrm> `failed-upgrade' <old-version>
+#        * <new-postrm> `abort-install'
+#        * <new-postrm> `abort-install' <old-version>
+#        * <new-postrm> `abort-upgrade' <old-version>
+#        * <disappearer's-postrm> `disappear' <r>overwrit>r> <new-version>
+# for details, see http://www.debian.org/doc/debian-policy/ or
+# the debian-policy package
+
+# see #811708, #805487
+undivert() {
+  dpkg-divert --package openrc --remove --rename \
+    --divert /usr/sbin/update-rc.d.init-system-helpers /usr/sbin/update-rc.d
+
+  dpkg-divert --package openrc --remove --rename \
+    --divert /usr/sbin/invoke-rc.d.init-system-helpers /usr/sbin/invoke-rc.d
+}
+
+case "$1" in
+    upgrade|failed-upgrade)
+    ;;
+
+    abort-upgrade)
+      if dpkg --compare-versions "$2" lt 0.18.3-2 ; then
+        undivert
+      fi
+    ;;
+
+    abort-install|disappear)
+        undivert
+    ;;
+
+    remove)
+        undivert
+
+	if [ ! -e /usr/sbin/update-rc.d ] ; then
+		ln -sf /usr/share/sysvinit/update-rc.d /usr/sbin/update-rc.d
+	fi
+	if [ ! -e /usr/sbin/invoke-rc.d ] ; then
+		ln -sf /usr/share/sysvinit/update-rc.d /usr/sbin/invoke-rc.d
+	fi
+    ;;
+
+    purge)
 	rm -rf /lib/rc /etc/runlevels
 	rm -f /etc/init.d/transit
-fi
+    ;;
+
+    *)
+        echo "postrm called with unknown argument \`$1'" >&2
+        exit 1
+    ;;
+esac
+
+# dh_installdeb will replace this with shell code automatically
+# generated by other debhelper scripts.
 
 #DEBHELPER#
 
diff --git a/debian/openrc.preinst b/debian/openrc.preinst
new file mode 100644
index 0000000..83beda5
--- /dev/null
+++ b/debian/openrc.preinst
@@ -0,0 +1,51 @@
+#! /bin/sh
+# preinst script for openrc
+#
+# see: dh_installdeb(1)
+
+set -e
+
+# summary of how this script can be called:
+#        * <new-preinst> `install'
+#        * <new-preinst> `install' <old-version>
+#        * <new-preinst> `upgrade' <old-version>
+#        * <old-preinst> `abort-upgrade' <new-version>
+#
+# for details, see http://www.debian.org/doc/debian-policy/ or
+# the debian-policy package
+
+# see #811708, #805487
+divert() {
+  dpkg-divert --package openrc --add --rename \
+      --divert /usr/sbin/update-rc.d.init-system-helpers /usr/sbin/update-rc.d
+
+  dpkg-divert --package openrc --add --rename \
+      --divert /usr/sbin/invoke-rc.d.init-system-helpers /usr/sbin/invoke-rc.d
+}
+
+case "$1" in
+    install)
+      divert
+    ;;
+
+    upgrade)
+      if dpkg --compare-versions "$2" lt 0.18.3-2 ; then
+        divert
+      fi
+   ;;
+
+    abort-upgrade)
+    ;;
+
+    *)
+        echo "postrm 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