diff --git a/jobs/vsphere_cpi/spec b/jobs/vsphere_cpi/spec
index 4951c52fe..fd5164a71 100644
--- a/jobs/vsphere_cpi/spec
+++ b/jobs/vsphere_cpi/spec
@@ -24,7 +24,7 @@ properties:
   vcenter.datacenters:
     description: Datacenters in vCenter to use (value is an array of Hashes representing datacenters and clusters, See director.yml.erb.erb)
   vcenter.enable_auto_anti_affinity_drs_rules:
-    description: Creates DRS rule to place VMs on separate hosts.
+    description: Creates anti-affinity DRS rules for each instance group of each bosh deployment to place VMs on separate hosts. The DRS rules are named from template: <bosh-director-name>-<bosh-deployment-name>-<instance-group-name>
     default: false
   vcenter.memory_reservation_locked_to_max:
     description: When enabled, the requested memory for the VMs will be reserved in vCenter. Enabling this will likely lead to wasted memory on the hosts and will prevent vCenter from making the best use of the memory resources.