"genman" wrote : Use a .ear, put the services in a .sar, list your -ds.xml and .sar in your application.xml etc. Thanks for the response Genman. Unfortunately packaging as an ear presents the same problem as packaging as a jar. Namely, the -ds.xml and -service.xml files can't be customised without repackaging the service. Do you know if it is possible to package everything within a .sar? Regards Doug View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3971140#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...