diff --git a/roles/php_website/molecule/default/prepare.yml b/roles/php_website/molecule/default/prepare.yml
index 7c284cf492336ff3983e3f2e031525b7e6edb44b..020b223c349afcac324b015b6b29228d7f5b7554 100644
--- a/roles/php_website/molecule/default/prepare.yml
+++ b/roles/php_website/molecule/default/prepare.yml
@@ -116,5 +116,7 @@
         name: postfix
         state: restarted
 
-    - name: Generate aliases database
+    - name: Generate aliases database  # noqa no-changed-when
       command: "/usr/bin/newaliases"
+      # [no-changed-when] Commands should not change things if nothing needs doing
+      #   Does not matter in test prepare stage.