diff --git a/Source/NSTimeZone.m b/Source/NSTimeZone.m
index 79ef153bf..8f004b22c 100644
--- a/Source/NSTimeZone.m
+++ b/Source/NSTimeZone.m
@@ -1,9 +1,12 @@
 /** Time zone management. -*- Mode: ObjC -*-
-   Copyright (C) 1997 Free Software Foundation, Inc.
+   Copyright (C) 1997-2002 Free Software Foundation, Inc.
   
    Written by: Yoo C. Chung <wacko@laplace.snu.ac.kr>
    Date: June 1997
   
+   Rewritw large chunks by: Richard Frith-Macdonald <rfm@gnu.org>
+   Date: September 2002
+  
      This file is part of the GNUstep Base Library.
   
    This library is free software; you can redistribute it and/or