diff --git a/live-build/ubuntu-cpc/hooks/999-cpc-fixes.chroot b/live-build/ubuntu-cpc/hooks/999-cpc-fixes.chroot
index e4bcdf3e..c0badb8e 100755
--- a/live-build/ubuntu-cpc/hooks/999-cpc-fixes.chroot
+++ b/live-build/ubuntu-cpc/hooks/999-cpc-fixes.chroot
@@ -1,5 +1,6 @@
 #!/bin/bash
 rootd="${1:-/}"
+root_fs_label=cloudimg-rootfs
 set -ex
 
 CLOUD_IMG_STR="# CLOUD_IMG: This file was created/modified by the Cloud Image build process"