Update test_policy_management.py
diff --git a/tungsten_tempest_plugin/tests/api/contrail/test_policy_management.py b/tungsten_tempest_plugin/tests/api/contrail/test_policy_management.py
index 1e36958..b8faad9 100644
--- a/tungsten_tempest_plugin/tests/api/contrail/test_policy_management.py
+++ b/tungsten_tempest_plugin/tests/api/contrail/test_policy_management.py
@@ -106,7 +106,7 @@
                 delete_policy_management(obj_uuid)
 
     @rbac_rule_validation.action(service="Contrail",
-                                 rules=["update_service_object"])
+                                 rules=["update_policy_management"])
     @decorators.idempotent_id('833de029-cd09-4929-a40e-ddf521381474')
     def test_update_policy_management(self):
         """Update policy_management.