diff --git a/sbin/newfs/newfs.c b/sbin/newfs/newfs.c
index f39b55b4619c..f5a015442276 100644
--- a/sbin/newfs/newfs.c
+++ b/sbin/newfs/newfs.c
@@ -299,7 +299,7 @@ main(int argc, char *argv[])
 			fssize = mediasize / sectorsize;
 		else if (fssize > mediasize / sectorsize)
 			errx(1, "%s: maximum file system size is %jd",
-			    special, (off_t)(mediasize / sectorsize));
+			    special, (intmax_t)(mediasize / sectorsize));
 	}
 	pp = NULL;
 	lp = getdisklabel(special);