diff --git a/nova/policies/attach_interfaces.py b/nova/policies/attach_interfaces.py
index c9b6677d09..8b0cfd6a9d 100644
--- a/nova/policies/attach_interfaces.py
+++ b/nova/policies/attach_interfaces.py
@@ -24,11 +24,11 @@ POLICY_ROOT = 'os_compute_api:os-attach-interfaces:%s'
 
 attach_interfaces_policies = [
     policy.DocumentedRuleDefault(
-        BASE_POLICY_NAME,
-        base.RULE_ADMIN_OR_OWNER,
-        "List port interfaces or show details of a port interface attached "
-        "to a server",
-        [
+        name=BASE_POLICY_NAME,
+        check_str=base.RULE_ADMIN_OR_OWNER,
+        description="List port interfaces or show details of a port interface "
+        "attached to a server",
+        operations=[
             {
                 'method': 'GET',
                 'path': '/servers/{server_id}/os-interface'
@@ -37,27 +37,30 @@ attach_interfaces_policies = [
                 'method': 'GET',
                 'path': '/servers/{server_id}/os-interface/{port_id}'
             }
-        ]),
+        ],
+        scope_types=['system', 'project']),
     policy.DocumentedRuleDefault(
-        POLICY_ROOT % 'create',
-        base.RULE_ADMIN_OR_OWNER,
-        "Attach an interface to a server",
-        [
+        name=POLICY_ROOT % 'create',
+        check_str=base.RULE_ADMIN_OR_OWNER,
+        description="Attach an interface to a server",
+        operations=[
             {
                 'method': 'POST',
                 'path': '/servers/{server_id}/os-interface'
             }
-        ]),
+        ],
+        scope_types=['system', 'project']),
     policy.DocumentedRuleDefault(
-        POLICY_ROOT % 'delete',
-        base.RULE_ADMIN_OR_OWNER,
-        "Detach an interface from a server",
-        [
+        name=POLICY_ROOT % 'delete',
+        check_str=base.RULE_ADMIN_OR_OWNER,
+        description="Detach an interface from a server",
+        operations=[
             {
                 'method': 'DELETE',
                 'path': '/servers/{server_id}/os-interface/{port_id}'
             }
-        ])
+        ],
+        scope_types=['system', 'project'])
 ]