diff --git a/sbin/bioctl/bioctl.c b/sbin/bioctl/bioctl.c
index e020940982fc..c15f36c0ac58 100644
--- a/sbin/bioctl/bioctl.c
+++ b/sbin/bioctl/bioctl.c
@@ -1,4 +1,4 @@
-/* $NetBSD: bioctl.c,v 1.17 2015/01/16 20:12:28 christos Exp $ */
+/* $NetBSD: bioctl.c,v 1.17.8.1 2022/05/15 12:15:53 martin Exp $ */
 /* $OpenBSD: bioctl.c,v 1.52 2007/03/20 15:26:06 jmc Exp $ */
 
 /*
@@ -31,7 +31,7 @@
 #include <sys/cdefs.h>
 
 #ifndef lint
-__RCSID("$NetBSD: bioctl.c,v 1.17 2015/01/16 20:12:28 christos Exp $");
+__RCSID("$NetBSD: bioctl.c,v 1.17.8.1 2022/05/15 12:15:53 martin Exp $");
 #endif
 
 #include <sys/types.h>
@@ -245,7 +245,7 @@ bio_show_volumes(struct biotmp *bt)
 	bv.bv_cookie = bl.bl_cookie;
 	bv.bv_volid = bt->volid;
 	bv.bv_percent = -1;
-	bv.bv_seconds = -1;
+	bv.bv_seconds = 0;
 
 	if (ioctl(bt->fd, BIOCVOL, &bv) == -1)
 		err(EXIT_FAILURE, "BIOCVOL");