According to docs/formatdomain.html.in, "The boot element can be repeated multiple times to setup a priority list of boot devices to try in turn." The Relax-NG schema required / allowed exactly one entry. Signed-off-by: Philipp Hahn <hahn@univention.de> --- docs/schemas/domain.rng | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-)