diff --git a/api/controllers/service_api/wraps.py b/api/controllers/service_api/wraps.py
index d2473c15af..cc4b5f65bd 100644
--- a/api/controllers/service_api/wraps.py
+++ b/api/controllers/service_api/wraps.py
@@ -1,7 +1,7 @@
 import time
 from collections.abc import Callable
 from datetime import timedelta
-from enum import Enum
+from enum import StrEnum, auto
 from functools import wraps
 from typing import Optional
 
@@ -23,14 +23,14 @@ from models.model import ApiToken, App, EndUser
 from services.feature_service import FeatureService
 
 
-class WhereisUserArg(Enum):
+class WhereisUserArg(StrEnum):
     """
     Enum for whereis_user_arg.
     """
 
-    QUERY = "query"
-    JSON = "json"
-    FORM = "form"
+    QUERY = auto()
+    JSON = auto()
+    FORM = auto()
 
 
 class FetchUserArg(BaseModel):
diff --git a/api/core/app/apps/base_app_queue_manager.py b/api/core/app/apps/base_app_queue_manager.py
index 9da0bae56a..07b557d3d5 100644
--- a/api/core/app/apps/base_app_queue_manager.py
+++ b/api/core/app/apps/base_app_queue_manager.py
@@ -1,7 +1,7 @@
 import queue
 import time
 from abc import abstractmethod
-from enum import Enum
+from enum import IntEnum, auto
 from typing import Any, Optional
 
 from sqlalchemy.orm import DeclarativeMeta
@@ -19,9 +19,9 @@ from core.app.entities.queue_entities import (
 from extensions.ext_redis import redis_client
 
 
-class PublishFrom(Enum):
-    APPLICATION_MANAGER = 1
-    TASK_PIPELINE = 2
+class PublishFrom(IntEnum):
+    APPLICATION_MANAGER = auto()
+    TASK_PIPELINE = auto()
 
 
 class AppQueueManager: