diff --git a/COPYING b/COPYING
index d683722..eeef183 100644
--- a/COPYING
+++ b/COPYING
@@ -1,6 +1,12 @@
 fontconfig/COPYING
 
 Copyright © 2001,2003 Keith Packard
+Copyright © 2000,2001,2002,2003,2004,2006,2007 Keith Packard
+Copyright © 2005 Patrick Lam
+Copyright © 2009 Roozbeh Pournader
+Copyright © 2008,2009 Red Hat, Inc.
+Copyright © 2008 Danilo Šegan
+
 
 Permission to use, copy, modify, distribute, and sell this software and its
 documentation for any purpose is hereby granted without fee, provided that