diff -r 9537bf1c4853 -r 5b7a9633cfa8 src/HOL/Nitpick_Examples/Pattern_Nits.thy
--- a/src/HOL/Nitpick_Examples/Pattern_Nits.thy	Sun Nov 02 18:21:14 2014 +0100
+++ b/src/HOL/Nitpick_Examples/Pattern_Nits.thy	Sun Nov 02 18:21:45 2014 +0100
@@ -5,7 +5,7 @@
 Examples featuring Nitpick's "destroy_constrs" optimization.
 *)
 
-header {* Examples Featuring Nitpick's \textit{destroy\_constrs} Optimization *}
+section {* Examples Featuring Nitpick's \textit{destroy\_constrs} Optimization *}
 
 theory Pattern_Nits
 imports Main