diff -r 841f41710066 -r bc957769b584 Admin/isatest/settings/mac-poly-M8-skip_proofs
--- a/Admin/isatest/settings/mac-poly-M8-skip_proofs	Mon Jul 14 15:39:23 2014 +0200
+++ b/Admin/isatest/settings/mac-poly-M8-skip_proofs	Tue Jul 15 11:13:43 2014 +0200
@@ -8,6 +8,7 @@
   ML_HOME="$POLYML_HOME/$ML_PLATFORM"
   ML_OPTIONS="-H 1000 --gcthreads 8"
 
+ISABELLE_GHC=/opt/local/bin/ghc
 
 ISABELLE_HOME_USER=~/isabelle-mac-poly-M8-skip_proofs