diff --git a/inventory/service/group_vars/mailman3.yaml b/inventory/service/group_vars/mailman3.yaml
index a721f7e356..1288482341 100644
--- a/inventory/service/group_vars/mailman3.yaml
+++ b/inventory/service/group_vars/mailman3.yaml
@@ -48,12 +48,6 @@ exim_routers:
       file_transport = address_file
       pipe_transport = address_pipe
   - localuser: '{{ exim_localuser_router }}'
-  - mailman_copy: |
-      driver = accept
-      domains = lists.openstack.org
-      local_parts = openstack-discuss
-      transport = local_copy
-      unseen
   - mailman_router: |
       driver = accept
       domains = {{ mm_domains }}
@@ -67,11 +61,6 @@ exim_routers:
       require_files = /var/lib/mailman/core/var/lists/${local_part}.${domain}
       transport = mailman_transport
 exim_transports:
-  - local_copy: |
-      driver = appendfile
-      file = /var/mail/$local_part
-      group = mail
-      mode = 0660
   - mailman_transport: |
       debug_print = "Email for mailman"
       driver = smtp
diff --git a/playbooks/zuul/files/host_vars/lists99.opendev.org.yaml b/playbooks/zuul/files/host_vars/lists99.opendev.org.yaml
index ae041aac2b..b3a9f2c639 100644
--- a/playbooks/zuul/files/host_vars/lists99.opendev.org.yaml
+++ b/playbooks/zuul/files/host_vars/lists99.opendev.org.yaml
@@ -82,12 +82,6 @@ exim_routers:
       file_transport = address_file
       pipe_transport = address_pipe
   - localuser: '{{ exim_localuser_router }}'
-  - mailman_copy: |
-      driver = accept
-      domains = lists.openstack.org
-      local_parts = openstack-discuss
-      transport = local_copy
-      unseen
   - mailman_router: |
       driver = accept
       domains = {{ mm_domains }}
@@ -101,11 +95,6 @@ exim_routers:
       require_files = /var/lib/mailman/core/var/lists/${local_part}.${domain}
       transport = mailman_transport
 exim_transports:
-  - local_copy: |
-      driver = appendfile
-      file = /var/mail/$local_part
-      group = mail
-      mode = 0660
   - mailman_transport: |
       debug_print = "Email for mailman"
       driver = smtp