diff --git a/README.md b/README.md
index 4570753..633b368 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ Role Variables
 | host_names              | [\*]                  | List of host names to be upgraded.        |
 | check_upgrade           | false                 | If true, run check_for_upgrade action on all hosts before executing upgrade on them. If false, run upgrade only for hosts with available upgrades and ignore all other hosts. |
 | reboot_after_upgrade    | true                  | If true reboot hosts after successful upgrade. |
+| use_maintenance_policy  | true                  | If true the cluster policy will be switched to cluster_maintenance during upgrade otherwise the policy will be unchanged. |
 
 Dependencies
 ------------