diff --git a/include/net/uip/uip-ipopt.h b/include/net/uip/uip-ipopt.h
index 00db14d99e1..a917d4c288a 100755
--- a/include/net/uip/uip-ipopt.h
+++ b/include/net/uip/uip-ipopt.h
@@ -6,8 +6,6 @@
  *   Copyright (C) 2010 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
  *
- *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
- *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met: