diff --git a/common/hiera-steps-tasks.yaml b/common/hiera-steps-tasks.yaml
index ea410308d1..1cc20b9f25 100644
--- a/common/hiera-steps-tasks.yaml
+++ b/common/hiera-steps-tasks.yaml
@@ -24,6 +24,7 @@
       - service_configs
       - extraconfig
       - role_extraconfig
+      - ovn_chassis_mac_map
 - name: Ensure ansible_managed hieradata file exists
   include_role:
     name: tripleo_hieradata