diff --git a/docs/en/COPYRIGHT.rst b/docs/en/COPYRIGHT.rst
index a1f43ec1a0..1c6b8d584e 100644
--- a/docs/en/COPYRIGHT.rst
+++ b/docs/en/COPYRIGHT.rst
@@ -29,7 +29,11 @@ These third party libraries can be included into the application (firmware) prod
 
 * `JSMN`_ JSON Parser (components/jsmn) Copyright (c) 2010 Serge A. Zaitsev and licensed under the MIT license.
 
-* `argtable3`_ argument parsing library Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann and licensed under 3-clause BSD license.
+* `argtable3`_ argument parsing library Copyright (C) 1998-2001,2003-2011,2013 Stewart Heitmann and licensed under 3-clause BSD license. argtable3 also includes the following software components. For details, please see argtable3 :component_file:`LICENSE file<console/argtable3/LICENSE>`.
+
+    * C Hash Table library, Copyright (c) 2002, Christopher Clark and licensed under 3-clause BSD license.
+    * The Better String library, Copyright (c) 2014, Paul Hsieh and licensed under 3-clause BSD license.
+    * TCL library, Copyright the Regents of the University of California, Sun Microsystems, Inc., Scriptics Corporation, ActiveState Corporation and other parties, and licensed under TCL/TK License.
 
 * `linenoise`_ line editing library Copyright (c) 2010-2014 Salvatore Sanfilippo, Copyright (c) 2010-2013 Pieter Noordhuis, licensed under 2-clause BSD license.