diff --git a/nova/policies/quota_class_sets.py b/nova/policies/quota_class_sets.py
index 240e8aef4434..2710436fcbd5 100644
--- a/nova/policies/quota_class_sets.py
+++ b/nova/policies/quota_class_sets.py
@@ -13,8 +13,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from oslo_policy import policy
-
 from nova.policies import base
 
 
@@ -22,12 +20,26 @@ POLICY_ROOT = 'os_compute_api:os-quota-class-sets:%s'
 
 
 quota_class_sets_policies = [
-    policy.RuleDefault(
-        name=POLICY_ROOT % 'show',
-        check_str='is_admin:True or quota_class:%(quota_class)s'),
-    policy.RuleDefault(
-        name=POLICY_ROOT % 'update',
-        check_str=base.RULE_ADMIN_API),
+    base.create_rule_default(
+        POLICY_ROOT % 'show',
+        'is_admin:True or quota_class:%(quota_class)s',
+        "List quotas for specific quota classs",
+        [
+            {
+                'method': 'GET',
+                'path': '/os-quota-class-sets/{quota_class}'
+            }
+        ]),
+    base.create_rule_default(
+        POLICY_ROOT % 'update',
+        base.RULE_ADMIN_API,
+        'Update quotas for specific quota class',
+        [
+            {
+                'method': 'PUT',
+                'path': '/os-quota-class-sets/{quota_class}'
+            }
+        ]),
 ]