diff --git a/ext/cairo/gstcairorender.c b/ext/cairo/gstcairorender.c
index d0ee3e902d..5157df04b0 100644
--- a/ext/cairo/gstcairorender.c
+++ b/ext/cairo/gstcairorender.c
@@ -1,4 +1,6 @@
 /* GStreamer
+ *
+ * Copyright (C) 2006-2009 Lutz Mueller <lutz@topfrose.de>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
diff --git a/ext/cairo/gstcairorender.h b/ext/cairo/gstcairorender.h
index 5beb09e362..e3e4010429 100644
--- a/ext/cairo/gstcairorender.h
+++ b/ext/cairo/gstcairorender.h
@@ -1,4 +1,6 @@
 /* cairorender: CAIRO plugin for GStreamer
+ * 
+ * Copyright (C) 2006-2009 Lutz Mueller <lutz@topfrose.de>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public