I did that and the classpath passed into the taskdef is correct. It's not being processed by the task as far as I can tell. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3957949#3957949 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3957949