diff -r d6d9bb806bb5 -r 99ef204a1b6a Admin/isatest/settings/at-poly-e
--- a/Admin/isatest/settings/at-poly-e	Mon Oct 27 20:20:53 2014 +0100
+++ b/Admin/isatest/settings/at-poly-e	Mon Oct 27 20:21:56 2014 +0100
@@ -6,7 +6,7 @@
   ML_SYSTEM="polyml-5.3.0"
   ML_PLATFORM="x86-linux"
   ML_HOME="$POLYML_HOME/$ML_PLATFORM"
-  ML_OPTIONS="-H 500"
+  ML_OPTIONS="-H 1000"
 
 ISABELLE_GHC=/usr/bin/ghc