diff --git a/AUTHORS b/AUTHORS
index 54da6f9b..7665c4ec 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -1 +1,2 @@
 Jeff Garzik <jgarzik@pobox.com>
+Con Kolivas <kernel@kolivas.org>
diff --git a/README b/README
index 139f437c..676c4401 100644
--- a/README
+++ b/README
@@ -1,5 +1,5 @@
 
-This is a multi-threaded CPU miner for bitcoin.
+This is a multi-threaded CPU and GPU miner for bitcoin.
 
 License: GPLv2.  See COPYING for details.
 
diff --git a/findnonce.c b/findnonce.c
index 1f8ef796..af1525af 100644
--- a/findnonce.c
+++ b/findnonce.c
@@ -1,4 +1,5 @@
 /*
+ * Copyright 2011 Con Kolivas
  * Copyright 2011 Nils Schneider
  *
  * This program is free software; you can redistribute it and/or modify it
diff --git a/ocl.c b/ocl.c
index 80c8c365..b0cb03f7 100644
--- a/ocl.c
+++ b/ocl.c
@@ -1,3 +1,6 @@
+/*
+ * Copyright 2011 Con Kolivas
+ */
 #include "config.h"
 
 #include <signal.h>
diff --git a/phatk.cl b/phatk.cl
index ed045415..e75d5584 100644
--- a/phatk.cl
+++ b/phatk.cl
@@ -1,5 +1,7 @@
+// -ck modified kernel taken from Phoenix taken from phatk
 // This file is taken and modified from the public-domain poclbm project, and
 // we have therefore decided to keep it public-domain in Phoenix.
+// Modified version copyright 2011 Con Kolivas
 
 // The X is a placeholder for patching to suit hardware
 #define VECTORSX
diff --git a/poclbm.cl b/poclbm.cl
index cf4f2408..709cf4f5 100644
--- a/poclbm.cl
+++ b/poclbm.cl
@@ -1,5 +1,6 @@
 // -ck modified kernel taken from Phoenix taken from poclbm, with aspects of
 // phatk and others.
+// Modified version copyright 2011 Con Kolivas
 
 // This file is taken and modified from the public-domain poclbm project, and
 // we have therefore decided to keep it public-domain in Phoenix.
diff --git a/util.c b/util.c
index d4ac0bce..67f27496 100644
--- a/util.c
+++ b/util.c
@@ -1,5 +1,6 @@
 
 /*
+ * Copyright 2011 Con Kolivas
  * Copyright 2010 Jeff Garzik
  *
  * This program is free software; you can redistribute it and/or modify it