diff --git a/inventory/service/host_vars/lists.openstack.org.yaml b/inventory/service/host_vars/lists.openstack.org.yaml
index ebd8c622a8..93802cea06 100644
--- a/inventory/service/host_vars/lists.openstack.org.yaml
+++ b/inventory/service/host_vars/lists.openstack.org.yaml
@@ -304,14 +304,6 @@ mailman_sites:
         description: 'Discussions around consuming the OpenStack REST APIs and development of API-consuming SDKs and frameworks'
         admin: 'mordred@inaugust.com'
         password: "{{ mailman_list_password }}"
-      - name: enterprise-wg
-        description: 'Collaboration workspace for members of the Win The Enterprise Working Group of the User Commitee/Board.'
-        admin: 'carol.l.barrett@intel.com'
-        password: "{{ mailman_list_password }}"
-      - name: product-wg
-        description: 'Collaboration workspace for OpenStack-related Product Managers working group.'
-        admin: 'stefano@openstack.org'
-        password: "{{ mailman_list_password }}"
       - name: third-party-announce
         description: 'Announcements for third party CI operators.'
         admin: 'anteaya@anteaya.info'