diff -r 9537bf1c4853 -r 5b7a9633cfa8 src/HOL/IMP/Complete_Lattice.thy
--- a/src/HOL/IMP/Complete_Lattice.thy	Sun Nov 02 18:21:14 2014 +0100
+++ b/src/HOL/IMP/Complete_Lattice.thy	Sun Nov 02 18:21:45 2014 +0100
@@ -1,4 +1,4 @@
-header "Abstract Interpretation"
+section "Abstract Interpretation"
 
 theory Complete_Lattice
 imports Main