diff -r f3bbb9ca57d6 -r f8c1a5b9488f src/CTT/ROOT
--- a/src/CTT/ROOT	Wed Aug 08 15:58:40 2012 +0200
+++ b/src/CTT/ROOT	Wed Aug 08 17:49:56 2012 +0200
@@ -1,4 +1,4 @@
-session CTT! in "." = Pure +
+session CTT = Pure +
   description {*
     Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
     Copyright   1991  University of Cambridge
@@ -6,7 +6,7 @@
   options [document = false]
   theories Main
 
-session ex = CTT +
+session "CTT-ex" in ex = CTT +
   description {*
     Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
     Copyright   1991  University of Cambridge