diff -Nru grub2-2.02~beta2/debian/changelog grub2-2.02~beta2/debian/changelog
--- grub2-2.02~beta2/debian/changelog	2014-09-26 18:05:19.000000000 +0100
+++ grub2-2.02~beta2/debian/changelog	2014-10-01 15:56:21.000000000 +0100
@@ -1,3 +1,9 @@
+grub2 (2.02~beta2-14triggers1) utopic; urgency=medium
+
+  * Add an update-grub apt trigger.
+
+ -- Andy Whitcroft <apw@ubuntu.com>  Wed, 01 Oct 2014 15:49:35 +0100
+
 grub2 (2.02~beta2-14) unstable; urgency=medium
 
   * On architectures without a real GRUB port, just build the utilities.
diff -Nru grub2-2.02~beta2/debian/grub-common.postinst grub2-2.02~beta2/debian/grub-common.postinst
--- grub2-2.02~beta2/debian/grub-common.postinst	1970-01-01 01:00:00.000000000 +0100
+++ grub2-2.02~beta2/debian/grub-common.postinst	2014-10-01 15:56:07.000000000 +0100
@@ -0,0 +1,13 @@
+#! /bin/sh
+set -e
+
+case "$1" in
+triggered)
+	# force it to actually happen
+	DPKG_MAINTSCRIPT_PACKAGE='' update-grub -u
+  ;;
+esac
+
+#DEBHELPER#
+
+exit 0
diff -Nru grub2-2.02~beta2/debian/grub-common.triggers grub2-2.02~beta2/debian/grub-common.triggers
--- grub2-2.02~beta2/debian/grub-common.triggers	1970-01-01 01:00:00.000000000 +0100
+++ grub2-2.02~beta2/debian/grub-common.triggers	2014-10-01 15:54:24.000000000 +0100
@@ -0,0 +1 @@
+interest update-grub
diff -Nru grub2-2.02~beta2/debian/update-grub grub2-2.02~beta2/debian/update-grub
--- grub2-2.02~beta2/debian/update-grub	2014-09-26 14:08:50.000000000 +0100
+++ grub2-2.02~beta2/debian/update-grub	2014-10-01 15:51:05.000000000 +0100
@@ -1,3 +1,17 @@
 #!/bin/sh
 set -e
+
+USETRIGGERS=true
+
+if	   $USETRIGGERS						\
+	&& ["$DPKG_MAINTSCRIPT_PACKAGE" != "" ]			\
+	&& [ $# = 0 ]						\
+	&& dpkg-trigger --check-supported 2>/dev/null
+then
+	if dpkg-trigger --no-await update-grub; then
+		echo "update-grub: deferring update (trigger activated)"
+		exit 0
+	fi
+fi
+
 exec grub-mkconfig -o /boot/grub/grub.cfg "$@"