diff -r 315694e22856 -r e85c24717cad src/HOL/Auth/Shared.ML
--- a/src/HOL/Auth/Shared.ML	Thu Jun 26 11:58:05 1997 +0200
+++ b/src/HOL/Auth/Shared.ML	Thu Jun 26 13:20:50 1997 +0200
@@ -138,7 +138,7 @@
 				            setloop split_tac [expand_if]))));
 qed "UN_parts_sees_Says";
 
-goal thy "Says A B X : set_of_list evs --> X : sees lost Spy evs";
+goal thy "Says A B X : set evs --> X : sees lost Spy evs";
 by (list.induct_tac "evs" 1);
 by (Auto_tac ());
 qed_spec_mp "Says_imp_sees_Spy";