diff --git a/nonebot_bison/scheduler/manager.py b/nonebot_bison/scheduler/manager.py
index 06486eb..3c4a5a3 100644
--- a/nonebot_bison/scheduler/manager.py
+++ b/nonebot_bison/scheduler/manager.py
@@ -7,6 +7,7 @@ from ..config.db_model import Target
 from ..types import Target as T_Target
 from ..platform import platform_manager
 from ..plugin_config import plugin_config
+from ..utils.site import is_cookie_client_manager
 
 scheduler_dict: dict[type[Site], Scheduler] = {}
 
@@ -30,7 +31,7 @@ async def init_scheduler():
         else:
             _schedule_class_platform_dict[site].append(platform_name)
     for site, target_list in _schedule_class_dict.items():
-        if hasattr(site.client_mgr, "_cookie_client_manger_"):
+        if is_cookie_client_manager(site.client_mgr):
             await site.client_mgr.init_universal_cookie()
         if not plugin_config.bison_use_browser and site.require_browser:
             logger.warning(f"{site.name} requires browser, it will not schedule.")
diff --git a/nonebot_bison/sub_manager/add_cookie.py b/nonebot_bison/sub_manager/add_cookie.py
index 2b0211b..41384da 100644
--- a/nonebot_bison/sub_manager/add_cookie.py
+++ b/nonebot_bison/sub_manager/add_cookie.py
@@ -8,6 +8,7 @@ from ..config import config
 from ..config.db_model import Cookie
 from ..platform import platform_manager
 from ..apis import check_sub_target_cookie
+from ..utils.site import is_cookie_client_manager
 from .utils import common_platform, gen_handle_cancel
 
 
@@ -22,7 +23,7 @@ def do_add_cookie(add_cookie: type[Matcher]):
                 [
                     f"{platform_name}: {platform_manager[platform_name].name}\n"
                     for platform_name in common_platform
-                    if hasattr(platform_manager[platform_name].site.client_mgr, "_cookie_client_manger_")
+                    if is_cookie_client_manager(platform_manager[platform_name].site.client_mgr)
                 ]
             )
             + "要查看全部平台请输入:“全部”\n中止添加cookie过程请输入:“取消”"
@@ -35,7 +36,7 @@ def do_add_cookie(add_cookie: type[Matcher]):
                 [
                     f"{platform_name}: {platform.name}"
                     for platform_name, platform in platform_manager.items()
-                    if hasattr(platform_manager[platform_name].site.client_mgr, "_cookie_client_manger_")
+                    if is_cookie_client_manager(platform_manager[platform_name].site.client_mgr)
                 ]
             )
             await add_cookie.reject(message)
diff --git a/nonebot_bison/utils/site.py b/nonebot_bison/utils/site.py
index 509fee8..d7618d6 100644
--- a/nonebot_bison/utils/site.py
+++ b/nonebot_bison/utils/site.py
@@ -41,6 +41,10 @@ class DefaultClientManager(ClientManager):
         pass
 
 
+def is_cookie_client_manager(manger: type[ClientManager]) -> bool:
+    return hasattr(manger, "_cookie_client_manger_")
+
+
 class CookieClientManager(ClientManager):
     _cookie_client_manger_ = True
     _platform_name: str