===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/cal/cal.1,v
retrieving revision 1.24
retrieving revision 1.25
diff -u -r1.24 -r1.25
--- src/usr.bin/cal/cal.1	2010/09/03 11:09:28	1.24
+++ src/usr.bin/cal/cal.1	2011/09/16 15:01:58	1.25
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: cal.1,v 1.24 2010/09/03 11:09:28 jmc Exp $
+.\"	$OpenBSD: cal.1,v 1.25 2011/09/16 15:01:58 jmc Exp $
 .\"	$NetBSD: cal.1,v 1.6 1995/09/02 05:34:20 jtc Exp $
 .\"
 .\" Copyright (c) 1989, 1990, 1993
@@ -33,7 +33,7 @@
 .\"
 .\"     @(#)cal.1	8.2 (Berkeley) 4/28/95
 .\"
-.Dd $Mdocdate: September 3 2010 $
+.Dd $Mdocdate: September 16 2011 $
 .Dt CAL 1
 .Os
 .Sh NAME
@@ -120,7 +120,9 @@
 .Pp
 The week number computed by
 .Fl mw
-is compliant with the ISO 8601 specification.
+is compliant with the
+.St -iso8601-4
+specification.
 .Sh HISTORY
 A
 .Nm