diff --git a/AUTHORS b/AUTHORS
index cdcfb702..8674609a 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -87,8 +87,6 @@ Peter McCurdy <pmccurdy@skeptopotamus>
 Philip Blundell <philb@gnu.org>
 Plácido Revilla <unknown@unknown.domain>
 Ralf Habacker <ralf.habacker@freenet.de>
-Ralf Habacker <Ralf.Habacker@freenet.de>
-Ralf Habacker <ralf@s15291359.onlinehome-server.info>
 Ray Strode <rstrode@redhat.com>
 Richard A. Hankins <richard.a.hankins@gmail.com>
 Richard Hughes <richard@hughsie.com>
@@ -115,8 +113,6 @@ Tomas Hoger <thoger@redhat.com>
 Tomas Pelka <tpelka@redhat.com>
 Tom Hughes <tom.hughes@palm.com>
 Tor Lillqvist <tml@iki.fi>
-unknown <Administrator@.(none)>
-unknown <Habacker@.(none)>
 Waldo Bastian <bastian@kde.org>
 William Lachance <wrlach@gmail.com>
 Will Thompson <will.thompson@collabora.co.uk>