diff --git a/iocsh b/iocsh
index fbd1cdd..639384c 100755
--- a/iocsh
+++ b/iocsh
@@ -381,4 +381,5 @@ then
 fi
 
 echo $EXE $ARGS $startup
+ulimit -c unlimited
 eval "$LOADER $LOADERARGS $EXE" $ARGS "$startup" 2>&1