diff --git a/disk/part_iso.c b/disk/part_iso.c
index 822f2c4..1061f34 100644
--- a/disk/part_iso.c
+++ b/disk/part_iso.c
@@ -220,7 +220,7 @@
 	printf("Part   Start     Sect x Size Type\n");
 	i=1;
 	do {
-		printf(" %2d " LBAFU " " LBAFU " %6ld %.32s\n",
+		printf(" %2d %8" LBAFlength "u %8" LBAFlength "u %6ld %.32s\n",
 		       i, info.start, info.size, info.blksz, info.type);
 		i++;
 	} while (part_get_info_iso_verb(dev_desc, i, &info, 0) != -1);