diff --git a/doc/ZIP-LICENSE b/doc/ZIP-LICENSE
deleted file mode 100644
index 8511cdb52..000000000
--- a/doc/ZIP-LICENSE
+++ /dev/null
@@ -1,49 +0,0 @@
-This is version 2000-Apr-09 of the Info-ZIP copyright and license.
-The definitive version of this document should be available at
-ftp://ftp.info-zip.org/pub/infozip/license.html indefinitely.
-
-
-Copyright (c) 1990-2000 Info-ZIP.  All rights reserved.
-
-For the purposes of this copyright and license, "Info-ZIP" is defined as
-the following set of individuals:
-
-   Mark Adler, John Bush, Karl Davis, Harald Denker, Jean-Michel Dubois,
-   Jean-loup Gailly, Hunter Goatley, Ian Gorman, Chris Herborth, Dirk Haase,
-   Greg Hartwig, Robert Heath, Jonathan Hudson, Paul Kienitz, David Kirschbaum,
-   Johnny Lee, Onno van der Linden, Igor Mandrichenko, Steve P. Miller,
-   Sergio Monesi, Keith Owens, George Petrov, Greg Roelofs, Kai Uwe Rommel,
-   Steve Salisbury, Dave Smith, Christian Spieler, Antoine Verheijen,
-   Paul von Behren, Rich Wales, Mike White
-
-This software is provided "as is," without warranty of any kind, express
-or implied.  In no event shall Info-ZIP or its contributors be held liable
-for any direct, indirect, incidental, special or consequential damages
-arising out of the use of or inability to use this software.
-
-Permission is granted to anyone to use this software for any purpose,
-including commercial applications, and to alter it and redistribute it
-freely, subject to the following restrictions:
-
-    1. Redistributions of source code must retain the above copyright notice,
-       definition, disclaimer, and this list of conditions.
-
-    2. Redistributions in binary form must reproduce the above copyright
-       notice, definition, disclaimer, and this list of conditions in
-       documentation and/or other materials provided with the distribution.
-
-    3. Altered versions--including, but not limited to, ports to new operating
-       systems, existing ports with new graphical interfaces, and dynamic,
-       shared, or static library versions--must be plainly marked as such
-       and must not be misrepresented as being the original source.  Such
-       altered versions also must not be misrepresented as being Info-ZIP
-       releases--including, but not limited to, labeling of the altered
-       versions with the names "Info-ZIP" (or any variation thereof, including,
-       but not limited to, different capitalizations), "Pocket UnZip," "WiZ"
-       or "MacZip" without the explicit permission of Info-ZIP.  Such altered
-       versions are further prohibited from misrepresentative use of the
-       Zip-Bugs or Info-ZIP e-mail addresses or of the Info-ZIP URL(s).
-
-    4. Info-ZIP retains the right to use the names "Info-ZIP," "Zip," "UnZip,"
-       "WiZ," "Pocket UnZip," "Pocket Zip," and "MacZip" for its own source and
-       binary releases.