--- chroot/usr/share/initramfs-tools/hooks/live	2014-12-10 10:37:04.000000000 +0100
+++ chroot/usr/share/initramfs-tools/hooks/live	2015-02-13 14:47:10.225550551 +0100
@@ -107,7 +107,7 @@
 
 # Filesystem: aufs/overlayfs/unionfs
 manual_add_modules aufs
-manual_add_modules overlayfs
+manual_add_modules overlay ; echo -n "" overlay
 manual_add_modules unionfs
 
 # Filesystem: unionfs-fuse