diff --git a/Source/NSBitmapImageRep.m b/Source/NSBitmapImageRep.m
index b0a4d2392..1c395b0fa 100644
--- a/Source/NSBitmapImageRep.m
+++ b/Source/NSBitmapImageRep.m
@@ -2,7 +2,7 @@
 
    <abstract>Bitmap image representation.</abstract>
 
-   Copyright (C) 1996-2017 Free Software Foundation, Inc.
+   Copyright (C) 1996-2024 Free Software Foundation, Inc.
    
    Author:  Adam Fedor <fedor@gnu.org>
    Date: Feb 1996
diff --git a/Source/nsimage-tiff.h b/Source/nsimage-tiff.h
index bc7d96112..49761ff2a 100644
--- a/Source/nsimage-tiff.h
+++ b/Source/nsimage-tiff.h
@@ -3,9 +3,9 @@
 
    Functions for dealing with tiff images
 
-   Copyright (C) 1996 Free Software Foundation, Inc.
+   Copyright (C) 1996-2024 Free Software Foundation, Inc.
    
-   Written by:  Adam Fedor <fedor@colorado.edu>
+   Written by:  Adam Fedor <fedor@gnu.org>
    Date: Feb 1996
    
    This file is part of the GNUstep GUI Library.
diff --git a/Source/tiff.m b/Source/tiff.m
index bf8826724..8acb4ae24 100644
--- a/Source/tiff.m
+++ b/Source/tiff.m
@@ -3,9 +3,9 @@
 
    Functions for dealing with tiff images.
 
-   Copyright (C) 1996,1999-2010, 2017 Free Software Foundation, Inc.
+   Copyright (C) 1996-2024 Free Software Foundation, Inc.
    
-   Author:  Adam Fedor <fedor@colorado.edu>
+   Author:  Adam Fedor <fedor@gnu.org>
    Date: Feb 1996
 
    Support for writing tiffs: Richard Frith-Macdonald