diff --git a/src/controllers/PermissionController.ts b/src/controllers/PermissionController.ts
index 8ff3dfb5..27da092f 100644
--- a/src/controllers/PermissionController.ts
+++ b/src/controllers/PermissionController.ts
@@ -214,13 +214,13 @@ export class PermissionController extends Controller {
             return {
               ...baseAttr,
               parentNode: actingAttr.parentNode,
-              attrOwnership: actingAttr.attrOwnership,
-              attrIsCreate: actingAttr.attrIsCreate,
-              attrIsList: actingAttr.attrIsList,
-              attrIsGet: actingAttr.attrIsGet,
-              attrIsUpdate: actingAttr.attrIsUpdate,
-              attrIsDelete: actingAttr.attrIsDelete,
-              attrPrivilege: actingAttr.attrPrivilege,
+              attrOwnership: getHigherOwnership(actingAttr.attrOwnership, baseAttr.attrOwnership),
+              attrIsCreate: actingAttr.attrIsCreate || baseAttr.attrIsCreate,
+              attrIsList: actingAttr.attrIsList || baseAttr.attrIsList,
+              attrIsGet: actingAttr.attrIsGet || baseAttr.attrIsGet,
+              attrIsUpdate: actingAttr.attrIsUpdate || baseAttr.attrIsUpdate,
+              attrIsDelete: actingAttr.attrIsDelete || baseAttr.attrIsDelete,
+              attrPrivilege: getHigherPrivilege(actingAttr.attrPrivilege, baseAttr.attrPrivilege),
               // เพิ่ม metadata เพื่อระบุว่ามาจาก acting
               _isActing: true,
             };
@@ -1017,13 +1017,13 @@ export class PermissionController extends Controller {
             return {
               ...baseAttr,
               parentNode: actingAttr.parentNode,
-              attrOwnership: actingAttr.attrOwnership,
-              attrIsCreate: actingAttr.attrIsCreate,
-              attrIsList: actingAttr.attrIsList,
-              attrIsGet: actingAttr.attrIsGet,
-              attrIsUpdate: actingAttr.attrIsUpdate,
-              attrIsDelete: actingAttr.attrIsDelete,
-              attrPrivilege: actingAttr.attrPrivilege,
+              attrOwnership: getHigherOwnership(actingAttr.attrOwnership, baseAttr.attrOwnership),
+              attrIsCreate: actingAttr.attrIsCreate || baseAttr.attrIsCreate,
+              attrIsList: actingAttr.attrIsList || baseAttr.attrIsList,
+              attrIsGet: actingAttr.attrIsGet || baseAttr.attrIsGet,
+              attrIsUpdate: actingAttr.attrIsUpdate || baseAttr.attrIsUpdate,
+              attrIsDelete: actingAttr.attrIsDelete || baseAttr.attrIsDelete,
+              attrPrivilege: getHigherPrivilege(actingAttr.attrPrivilege, baseAttr.attrPrivilege),
               _isActing: true,
             };
           }