diff --git a/AUTHORS b/AUTHORS
index 78f79428a4106309ffd0300c0055bfcc65d510d3..f96a1bcbe7a32a169b5d4e65a6a585f691c950f7 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -37,5 +37,5 @@ ALBERTA:   an Adaptive multi Level finite element toolbox using
           http://www.alberta-fem.de
 
   (c) by A. Schmidt and K.G. Siebert (1996-2004),
-         D. Koester, C.-J. Heine (2002-2007).
+         D. Koester (2002-2007), C.-J. Heine (1999-2009).