diff --git a/inventory/group_vars/atomichw b/inventory/group_vars/atomichw
index 420ad2a191..afe1c28fa8 100644
--- a/inventory/group_vars/atomichw
+++ b/inventory/group_vars/atomichw
@@ -6,4 +6,4 @@ nrpe_procs_crit: 800
 
 fas_client_groups: atomic,sysadmin-atomic
 
-tcp_ports: [ 80, 443 ]
+tcp_ports: [ 80, 443, 873 ]