# ... and then set up an according class file in
# ${GRML_FAI_CONFIG}/config/files/etc/apt/sources.list.d/
# containing something like:
-# deb file:///media/mirror/debian sid main contrib non-free
+# deb file:///media/mirror/debian sid main contrib non-free-firmware non-free
# Version number of ISO:
# VERSION="0.0-1"