Minor help improvement.

diff --git a/testing/scripts/setup_secrets_root.sh b/testing/scripts/setup_secrets_root.sh
index 58a649b3751bf8ae118f416627c4ae46e947583f..110f1f2d6badefec57735c903b418c5d05fecdce 100755 (executable)
--- a/testing/scripts/setup_secrets_root.sh
+++ b/testing/scripts/setup_secrets_root.sh
@@ -8,7 +8,7 @@ abort_if_offline
 
 # Mount secrets device and copy over its content.
 abort_if_exists "${PATH_SECRETS}"
-expect_min_n_args 1 "(device name)" "$@"
+expect_min_n_args 1 "(device name, e.g. 'sda')" "$@"
 SECRETS_DEV=$1
 PATH_SOURCE=/media/${SECRETS_DEV}/${PATH_REL_SECRETS}
 PATH_DEV=/dev/${SECRETS_DEV}