diff -r c0bb925ae912 -r 87a9ff4d5817 src/HOL/Tools/Sledgehammer/sledgehammer_isar.ML
--- a/src/HOL/Tools/Sledgehammer/sledgehammer_isar.ML	Mon Sep 13 09:36:34 2010 +0200
+++ b/src/HOL/Tools/Sledgehammer/sledgehammer_isar.ML	Mon Sep 13 13:12:33 2010 +0200
@@ -50,7 +50,7 @@
 (*** parameters ***)
 
 val atps = Unsynchronized.ref ""
-val timeout = Unsynchronized.ref 60
+val timeout = Unsynchronized.ref 30
 val full_types = Unsynchronized.ref false
 
 val _ =