LICENSE in io_splice-1.0.0 vs LICENSE in io_splice-2.0.0

@@ -1,11 +1,11 @@
 io_splice is copyrighted Free Software by all contributors, see logs in
 revision control for names and email addresses of all of them.
 
 You can redistribute it and/or modify it under the terms of the GNU
 Lesser General Public License as published by the Free Software Foundation,
-version 3.0 {LGPLv3}[http://www.gnu.org/licenses/lgpl-3.0.txt] (see
-link:COPYING).
+version 2.1 or later {LGPLv2.1}[http://www.gnu.org/licenses/lgpl-2.1.txt]
+(see link:COPYING).
 
 io_splice is distributed in the hope that it will be useful, but WITHOUT
 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
 License for more details.