diff --git a/etc/images/gnus/README b/etc/images/gnus/README
index 09208d3d11d..e4e7d523772 100644
--- a/etc/images/gnus/README
+++ b/etc/images/gnus/README
@@ -35,3 +35,4 @@ but distributed and used by Emacs.
 toggle-subscription.xpm       (GNOME stock/document/stock_task-recurring)
 kill-group.pbm and kill-group.xpm are converted from close.xpm
 rot13.pbm and rot13.xpm are converted from lock.xpm
+mail-send.xpm  ?