diff --git a/rootfs/etc/initramfs-tools/hooks/rpi-resizerootfs b/rootfs/etc/initramfs-tools/hooks/rpi-resizerootfs
index f4776aa..76df689 100755
--- a/rootfs/etc/initramfs-tools/hooks/rpi-resizerootfs
+++ b/rootfs/etc/initramfs-tools/hooks/rpi-resizerootfs
@@ -13,11 +13,32 @@ esac
 
 . /usr/share/initramfs-tools/hook-functions
 
-# XXX: tail and realpath are included by default, right?
-#copy_exec /usr/bin/realpath
-#copy_exec /usr/bin/tail
-copy_exec /sbin/blkid
-copy_exec /bin/lsblk
+# List ALL the programs we need, because we explicitly call them
+# Don't *assume* it will be included!
+# The update-initramfs script will figure out any dependencies
+# that also need to be included, so lets not do that
+#
+# Find the path as used by the package itself; usrmerge may not be used
+
+# from coreutils
+copy_exec /usr/bin/realpath
+copy_exec /usr/bin/tail
+copy_exec /usr/bin/test
+
+# from e2fsprogs
+copy_exec /sbin/resize2fs
+
+# from grep
+copy_exec /bin/grep
+
+# from mount
+copy_exec /bin/mount
+copy_exec /bin/umount
+
+# from parted
 copy_exec /sbin/parted
 copy_exec /sbin/partprobe
-copy_exec /sbin/resize2fs
+
+# from util-linux
+copy_exec /bin/lsblk
+copy_exec /sbin/blkid