network-generator: Add missing help for --root

diff --git a/src/network/generator/main.c b/src/network/generator/main.c
index 52014aa8bef42e08668e65070a790ac0f9046439..75bd2b4b3cf5093c0402b74d66280d7d34a397b1 100644 (file)
--- a/src/network/generator/main.c
+++ b/src/network/generator/main.c
@@ -118,6 +118,7 @@ static int help(void) {
         printf("%s [OPTIONS...] [-- KERNEL_CMDLINE]\n"
                "  -h --help                       Show this help\n"
                "     --version                    Show package version\n"
+               "     --root=PATH                  Operate on an alternate filesystem root\n"
                , program_invocation_short_name
                );