--- a/nashorn/make/build-benchmark.xml	Tue Nov 19 10:29:32 2013 +0100
+++ b/nashorn/make/build-benchmark.xml	Mon Nov 25 18:40:02 2013 +0530
@@ -330,6 +330,9 @@
           dir=".">
       <jvmarg line="${ext.class.path}"/>
       <jvmarg line="${run.test.jvmargs.octane} -Xms${run.test.xms} -Xmx${run.test.xmx}"/>
+      <syspropertyset>
+        <propertyref prefix="nashorn."/>
+      </syspropertyset>
       <arg value="${octane-test-sys-prop.test.js.framework}"/>
       <arg value="--"/>
       <arg value="${octane-tests}"/>