diff -r c558a2202f32 -r 9b4f60bdad54 COPYRIGHT
--- a/COPYRIGHT	Wed Jun 06 11:41:54 2018 +0200
+++ b/COPYRIGHT	Wed Jun 06 11:49:16 2018 +0200
@@ -1,6 +1,6 @@
 ISABELLE COPYRIGHT NOTICE, LICENCE AND DISCLAIMER.
 
-Copyright (c) 1986-2017,
+Copyright (c) 1986-2018,
   University of Cambridge,
   Technische Universitaet Muenchen,
   and contributors.