diff --git a/ansible/group_vars/prod b/ansible/group_vars/prod
index ee662aad4834e0ac34731f05364c7b6a4639af76..e2394a1c4801bc312479ea27959867b1236d2751 100644
--- a/ansible/group_vars/prod
+++ b/ansible/group_vars/prod
@@ -1,4 +1,7 @@
 ---
+  search_domains:
+  - "cm.cluster"
+
   hostname_lookup_table:
     - "172.20.0.24 cheaha-master02.cm.cluster cheaha-master02"
     - "172.20.0.22 cheaha-master01.cm.cluster cheaha-master01"