diff -Nru livecd-rootfs-2.765.18/debian/changelog livecd-rootfs-2.765.19/debian/changelog
--- livecd-rootfs-2.765.18/debian/changelog	2023-02-22 22:57:38.000000000 +0000
+++ livecd-rootfs-2.765.19/debian/changelog	2023-03-02 18:21:06.000000000 +0000
@@ -1,3 +1,9 @@
+livecd-rootfs (2.765.19) jammy; urgency=medium
+
+  * auto/config: Add support for ubuntu core arm64 generic images (LP: #2009067)
+
+ -- Dimitri John Ledkov <dimitri.ledkov@canonical.com>  Thu, 02 Mar 2023 18:21:06 +0000
+
 livecd-rootfs (2.765.18) jammy; urgency=medium
 
   * Terrible hack workaround for clearing out the non-offline apt cache for
diff -Nru livecd-rootfs-2.765.18/live-build/auto/config livecd-rootfs-2.765.19/live-build/auto/config
--- livecd-rootfs-2.765.18/live-build/auto/config	2023-02-20 16:18:09.000000000 +0000
+++ livecd-rootfs-2.765.19/live-build/auto/config	2023-03-02 18:21:00.000000000 +0000
@@ -400,6 +400,8 @@
 				MODEL=pi3-arm64 ;;
 			armhf+cm3)
 				MODEL=cm3 ;;
+			arm64+*)
+				MODEL=pc-arm64 ;;
 			*)
 				echo "Model $ARCH+${SUBARCH:-} unknown to livecd-rootfs" >&2
 				exit 1
@@ -418,7 +420,7 @@
 
 			CHANNEL="${CHANNEL:-edge}"
 			case $MODEL in
-				pc-amd64|pc-i386)
+				pc-amd64|pc-i386|pc-arm64)
 					if [ -z "${SUBARCH:-}" ]; then
 						# This is to make sure there's enough writable space
 						UBUNTU_IMAGE_ARGS="$UBUNTU_IMAGE_ARGS --image-size 3700M"