diff --git a/debian/changelog b/debian/changelog
index be557642..654390f3 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,15 @@
+livecd-rootfs (2.49) precise; urgency=low
+
+  [ Adam Conrad ]
+  * Update maintainer to Ubuntu Developers, LaMont doesn't upload much.
+
+  [ Colin Watson ]
+  * Get live-build to divert update-initramfs while building the chroot.
+    This should cut a few minutes off builds, particularly on slow
+    architectures.
+
+ -- Colin Watson <cjwatson@ubuntu.com>  Mon, 16 Jan 2012 12:53:23 +0000
+
 livecd-rootfs (2.48) precise; urgency=low
 
   * Fix sense of live/preinstalled change in 2.46; add the live task for
diff --git a/debian/control b/debian/control
index 50190713..5fd67cca 100644
--- a/debian/control
+++ b/debian/control
@@ -2,7 +2,7 @@ Source: livecd-rootfs
 Section: devel
 Priority: optional
 Build-Depends: debhelper (>= 7)
-Maintainer: LaMont Jones <lamont@ubuntu.com>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
 Standards-Version: 3.6.1.0
 Vcs-Bzr: http://bazaar.launchpad.net/~ubuntu-core-dev/livecd-rootfs/trunk
 
diff --git a/live-build/auto/build b/live-build/auto/build
index a7ccd842..448de7da 100755
--- a/live-build/auto/build
+++ b/live-build/auto/build
@@ -26,6 +26,27 @@ Expire-Date: 0
 	fi
 
 	lb bootstrap "$@"
+
+	Chroot chroot "dpkg-divert --quiet --add \
+		--divert /usr/sbin/update-initramfs.REAL --rename \
+		/usr/sbin/update-initramfs"
+	cat > chroot/usr/sbin/update-initramfs <<'EOF'
+#! /bin/sh
+if [ $# != 1 ] || [ "$1" != -u ]; then
+	exec update-initramfs.REAL "$@"
+fi
+echo "update-initramfs: diverted by livecd-rootfs (will be called later)" >&2
+exit 0
+EOF
+	chmod +x chroot/usr/sbin/update-initramfs
+
+	cat > config/chroot_local-hooks/zz-undivert-update-initramfs.sh <<'EOF'
+#! /bin/sh
+rm -f /usr/sbin/update-initramfs
+dpkg-divert --quiet --remove --rename /usr/sbin/update-initramfs
+EOF
+	chmod +x config/chroot_local-hooks/zz-undivert-update-initramfs.sh
+
 	lb chroot "$@"
 
 	if [ -d chroot/var/lib/preinstalled-pool ]; then