diff --git a/gvsdsdk/fluent.py b/gvsdsdk/fluent.py
index a25acea..100b3d3 100644
--- a/gvsdsdk/fluent.py
+++ b/gvsdsdk/fluent.py
@@ -687,9 +687,14 @@ class FluentQuery(Generic[_M]):
         self._qs = self._qs.annotate(**kwargs)
         return self
 
-    def aggregate(self, **kwargs: Any) -> Dict[str, Any]:
-        """聚合查询，返回聚合结果字典。"""
-        return self._qs.aggregate(**kwargs)
+    def aggregate(self, *args: Any, **kwargs: Any) -> Dict[str, Any]:
+        """聚合查询，返回聚合结果字典。
+
+        兼容 Django QuerySet.aggregate() 的两种调用方式：
+            aggregate(Max('field'))            # 位置参数
+            aggregate(field__max=Max('field')) # 关键字参数
+        """
+        return self._qs.aggregate(*args, **kwargs)
 
     def values(self, *fields: Union[str, _AggregateExpr, models.Expression]) -> _ValuesResult:
         """返回指定字段的字典结果，支持链式调用。"""
diff --git a/users/views.py b/users/views.py
index 806f1d3..b28e63c 100644
--- a/users/views.py
+++ b/users/views.py
@@ -9282,8 +9282,8 @@ class KefuPunishmentDetailView(APIView):
             'ssliyou': record.AppealReason or '',
             'zhengju_tupian': zhengju_images,
             'shensu_tupian': shensu_images,
-            'create_time': record.create_time,
-            'update_time': record.update_time,
+            'create_time': record.CreateTime,
+            'update_time': record.UpdateTime,
         }
 
         return Response({'code': 0, 'data': data})
@@ -9821,7 +9821,7 @@ class KefuWithdrawListView(APIView):
                 'total_amount': str(round(float(total_amount), 2)),
             }
 
-            queryset = base_qs.order_by('create_time')
+            queryset = base_qs.order_by('CreateTime')
             total = queryset.count()
             records = list(queryset[(page - 1) * page_size: page * page_size])