Index: trunk/build.xml
===================================================================
--- trunk/build.xml	(revision 10499)
+++ trunk/build.xml	(revision 10529)
@@ -396,4 +396,7 @@
                     <sysproperty key="josm.test.data" value="${test.dir}/data"/>
                     <sysproperty key="java.awt.headless" value="true"/>
+                    <sysproperty key="glass.platform" value="Monocle"/>
+                    <sysproperty key="monocle.platform" value="Headless"/>
+                    <sysproperty key="prism.order" value="sw"/>
                     <sysproperty key="suppressPermanentFailure" value="${suppressPermanentFailure}"/>
                     <classpath>