diff --git a/COPYING b/COPYING
index a8113ab027..2fcc3edc6a 100644
--- a/COPYING
+++ b/COPYING
@@ -225,44 +225,3 @@ drivers/video/ov2640
   content of those tables and still retain this BSD license.  I am guessing
   so, but I am not a copyright attorney so you should use this driver in
   products at your own risk.
-
-apps/netutils/pppd
-^^^^^^^^^^^^^^^^^^
-
-  This implementation of PPPD has a license that is mostly compatible the
-  NuttX 3-clause BSD license, but includes a fourth clause that required
-  acknowledgement of Mike Johnson/Mycal Labs if it is built into your
-  product:
-
-      Copyright (C) 2000, Mycal Labs www.mycal.com
-      Copyright (c) 2003, Mike Johnson, Mycal Labs, www.mycal.net
-      All rights reserved.
-
-    Redistribution and use in source and binary forms, with or without
-    modification, are permitted provided that the following conditions
-    are met:
-
-    1. Redistributions of source code must retain the above copyright
-       notice, this list of conditions and the following disclaimer.
-    2. Redistributions in binary form must reproduce the above copyright
-       notice, this list of conditions and the following disclaimer in the
-       documentation and/or other materials provided with the distribution.
-    3. All advertising materials mentioning features or use of this software
-       must display the following acknowledgement:
-       This product includes software developed by Mike Johnson/Mycal Labs
-       www.mycal.net.
-    4. The name of the author may not be used to endorse or promote
-       products derived from this software without specific prior
-       written permission.
-
-    THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
-    OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-    WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-    ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
-    DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-    DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
-    GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
-    WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.