diff --git a/CONTRIBUTORS.txt b/CONTRIBUTORS.txt
index f5405a6..04f9d57 100644
--- a/CONTRIBUTORS.txt
+++ b/CONTRIBUTORS.txt
@@ -106,3 +106,4 @@ Contributors
 - Tres Seaver, 2011/03/22
 - Wichert Akkerman, 2011-03-22
 - Atsushi Odagiri, 2013-03-16
+- Andreas Zeidler, 2015-01-27