I just introduced a seiour architect to Seam.
I checked the getting started page and either I have it cached or it's pretty out of date.
http://labs.jboss.com/jbossseam/gettingstarted
1.1.5GA?
JEMS installer 1.2.0.BETA3?
Is this correct or are you just being safe?
There is an outstanding JIRA issue for this:
http://jira.jboss.org/jira/browse/JBSEAM-1193