diff --git a/sbin/fdisk/fdisk.c b/sbin/fdisk/fdisk.c
index 4cb9dc07cd77..1a1ceb7e505d 100644
--- a/sbin/fdisk/fdisk.c
+++ b/sbin/fdisk/fdisk.c
@@ -302,7 +302,7 @@ main(int argc, char *argv[])
 		if (stat(argv[0], &sb) == 0) {
 			/* OK, full pathname given */
 			disk = argv[0];
-		} else if (errno == ENOENT) {
+		} else if (errno == ENOENT && argv[0][0] != '/') {
 			/* Try prepending "/dev" */
 			asprintf(&disk, "%s%s", _PATH_DEV, argv[0]);
 			if (disk == NULL)