diff -r 603d976d8cab -r a84351e7490d Admin/isatest/settings/mac-poly64-M4
--- a/Admin/isatest/settings/mac-poly64-M4	Sat Feb 06 22:54:53 2010 +0100
+++ b/Admin/isatest/settings/mac-poly64-M4	Sat Feb 06 23:26:17 2010 +0100
@@ -4,7 +4,7 @@
   ML_SYSTEM="polyml-5.3.0"
   ML_PLATFORM="x86_64-darwin"
   ML_HOME="$POLYML_HOME/$ML_PLATFORM"
-  ML_OPTIONS="--mutable 12000 --immutable 4000"
+  ML_OPTIONS="--mutable 4000 --immutable 4000"
 
 
 ISABELLE_HOME_USER=~/isabelle-mac-poly64-M4