I do not think that you need to do that. I am running Seam apps just fine in JBoss 4.2.3. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4187543#4187543 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4187543