CONTRIBUTORS

--- a/CONTRIBUTORS	Sun Jan 20 14:05:37 2013 +0100
+++ b/CONTRIBUTORS	Sun Jan 20 15:26:56 2013 +0100
@@ -3,8 +3,8 @@
 who is listed as an author in one of the source files of this Isabelle
 distribution.
 
-Contributions to this Isabelle version
---------------------------------------
+Contributions to Isabelle2013
+-----------------------------
 
 * 2012: Makarius Wenzel, Université Paris-Sud / LRI
   Improvements of Isabelle/Scala and Isabelle/jEdit Prover IDE.