diff -r 9537bf1c4853 -r 5b7a9633cfa8 src/HOL/Enum.thy
--- a/src/HOL/Enum.thy	Sun Nov 02 18:21:14 2014 +0100
+++ b/src/HOL/Enum.thy	Sun Nov 02 18:21:45 2014 +0100
@@ -1,6 +1,6 @@
 (* Author: Florian Haftmann, TU Muenchen *)
 
-header {* Finite types as explicit enumerations *}
+section {* Finite types as explicit enumerations *}
 
 theory Enum
 imports Map Groups_List