OPT_BIT(0, "directory", &dir.flags,
                        "show 'other' directories' name only",
                        DIR_SHOW_OTHER_DIRECTORIES),
-               OPT_BIT(0, "no-empty-directory", &dir.flags,
+               OPT_NEGBIT(0, "empty-directory", &dir.flags,
                        "don't show empty directories",
                        DIR_HIDE_EMPTY_DIRECTORIES),
                OPT_BOOLEAN('u', "unmerged", &show_unmerged,
                prefix_offset = strlen(prefix);
        git_config(git_default_config, NULL);
 
-       argc = parse_options(argc, argv, builtin_ls_files_options,
+       argc = parse_options(argc, argv, prefix, builtin_ls_files_options,
                        ls_files_usage, 0);
        if (show_tag || show_valid_bit) {
                tag_cached = "H ";