diff --git a/ponysay.py b/ponysay.py
index ffb2b0b..93cee89 100755
--- a/ponysay.py
+++ b/ponysay.py
@@ -3,7 +3,14 @@
 
 '''
 ponysay.py - POC of ponysay in python
-Copyright (C) 2012 Elis "etu" Axelsson, Mattias "maandree" Andrée
+Copyright (C) 2012  Erkin Batu Altunbaş
+
+Authors: Erkin Batu Altunbaş:             Project leader, helped write the first implementation
+         Mattias "maandree" Andrée:       Major contributor of both implementions
+         Elis "etu" Axelsson              Major contributor of current implemention and patcher of first implementation
+         Sven-Hendrik "svenstaro" Haase:  Helped write the first implementation
+         Kyah "L-four" Rindlisbacher:     Patched the first implementation
+         Jan Alexander "heftig" Steffens: Helped write the first implementation
 
 License: WTFPL
 '''