diff --git a/tools/regression/geom/MdLoad/Makefile b/tools/regression/geom/MdLoad/Makefile
index 4804f975938..61637b85d4b 100644
--- a/tools/regression/geom/MdLoad/Makefile
+++ b/tools/regression/geom/MdLoad/Makefile
@@ -2,6 +2,7 @@
 
 PROG=	MdLoad
 LIBADD=	sbuf bsdxml
+NO_OBJ=	t
 
 MAN=
 
diff --git a/tools/regression/geom/MdLoad/MdLoad.c b/tools/regression/geom/MdLoad/MdLoad.c
index 33ee4de3876..c2e5a8af66f 100644
--- a/tools/regression/geom/MdLoad/MdLoad.c
+++ b/tools/regression/geom/MdLoad/MdLoad.c
@@ -216,7 +216,7 @@ g_simdisk_xml_load(const char *file)
 
 	fd = open(file, O_RDONLY);
 	if (fd < 0)
-		err(1, file);
+		err(1, "%s", file);
 	fstat(fd, &st);
 	p = mmap(NULL, st.st_size, PROT_READ, MAP_NOCORE|MAP_PRIVATE, fd, 0);
 	i = XML_Parse(parser, p, st.st_size, 1);