gnome icons are GPLv2 or later.

http://lists.gnu.org/archive/html/emacs-devel/2007-12/msg01306.html

diff --git a/etc/images/mail/README b/etc/images/mail/README
index c7fcecc68858232a778edf1750a36c052e16f2e3..dc9a83a27fbb6748a3804a9ee255718258d247a3 100644 (file)
--- a/etc/images/mail/README
+++ b/etc/images/mail/README
@@ -8,7 +8,7 @@ but distributed and used by Emacs.
   Tor Lillqvist, Garrett LeSage, Dennis Cranston, Jody Goldberg, Luca
   Ferretti, Mark Finlay, Lapo Calamandrei, Andreas Nilsson and Marco
   Pesenti Gritti
-  License: GNU General Public License version 2
+  License: GNU General Public License version 2 or later
 
 Emacs images and their GNOME source (GNOME icons are from stock/net/
 directory unless otherwise stated):