diff --git a/master.yml b/master.yml
index e3297c9df9..5dc2e684b4 100644
--- a/master.yml
+++ b/master.yml
@@ -30,6 +30,7 @@
 - include: /srv/web/infra/ansible/playbooks/groups/buildvm.yml
 - include: /srv/web/infra/ansible/playbooks/groups/busgateway.yml
 - include: /srv/web/infra/ansible/playbooks/groups/composers.yml
+# These are disabled until fully tested in favor of host playbooks below.
 #- include: /srv/web/infra/ansible/playbooks/groups/copr-back.yml
 #- include: /srv/web/infra/ansible/playbooks/groups/copr-front.yml
 - include: /srv/web/infra/ansible/playbooks/groups/datagrepper.yml
@@ -47,7 +48,7 @@
 - include: /srv/web/infra/ansible/playbooks/groups/keyserver.yml
 - include: /srv/web/infra/ansible/playbooks/groups/koji-hub.yml
 - include: /srv/web/infra/ansible/playbooks/groups/lockbox.yml
-#- include: /srv/web/infra/ansible/playbooks/groups/mailman.yml
+- include: /srv/web/infra/ansible/playbooks/groups/mailman.yml
 - include: /srv/web/infra/ansible/playbooks/groups/mirrorlist.yml
 - include: /srv/web/infra/ansible/playbooks/groups/memcached.yml
 - include: /srv/web/infra/ansible/playbooks/groups/noc.yml
@@ -60,6 +61,7 @@
 - include: /srv/web/infra/ansible/playbooks/groups/pkgs.yml
 - include: /srv/web/infra/ansible/playbooks/groups/postgresql-server.yml
 - include: /srv/web/infra/ansible/playbooks/groups/qadevel.yml
+# Do not enable this currently. Dev is using stg's ip address.
 #- include: /srv/web/infra/ansible/playbooks/groups/qadevel-stg.yml
 - include: /srv/web/infra/ansible/playbooks/groups/resultsdb-prod.yml
 - include: /srv/web/infra/ansible/playbooks/groups/resultsdb-dev.yml