diff --git a/roles/mailman/tasks/main.yml b/roles/mailman/tasks/main.yml
index 6bdedf9190..f4ec6314f4 100644
--- a/roles/mailman/tasks/main.yml
+++ b/roles/mailman/tasks/main.yml
@@ -426,3 +426,4 @@
   - mailman3
   - postfix
   tags: mailman
+  when: inventory_hostname.startswith('mailman01') or inventory_hostname.startswith('lists-dev')