diff -r a273bdac0934 -r 8b5f00202e1a src/HOL/MicroJava/BV/LBVJVM.thy
--- a/src/HOL/MicroJava/BV/LBVJVM.thy	Wed Oct 07 19:45:00 2015 +0200
+++ b/src/HOL/MicroJava/BV/LBVJVM.thy	Wed Oct 07 23:28:49 2015 +0200
@@ -3,7 +3,7 @@
     Copyright   2000 TUM
 *)
 
-section {* LBV for the JVM \label{sec:JVM} *}
+section \<open>LBV for the JVM \label{sec:JVM}\<close>
 
 theory LBVJVM
 imports Typing_Framework_JVM