diff --git a/nonebot_bison/platform/bilibili/scheduler.py b/nonebot_bison/platform/bilibili/scheduler.py
index 060e72ed..36852491 100644
--- a/nonebot_bison/platform/bilibili/scheduler.py
+++ b/nonebot_bison/platform/bilibili/scheduler.py
@@ -27,7 +27,6 @@ class BilibiliClientManager(CookieClientManager):
     _inited: bool = False
 
     _site_name: str = "bilibili.com"
-    _default_cd: int = timedelta(seconds=120)
 
     def __init__(self) -> None:
         self._client = http_client()
@@ -97,6 +96,7 @@ class BilibiliSite(CookieSite):
     schedule_type = "interval"
     client_mgr = BilibiliClientManager
     require_browser = True
+    default_cd: int = timedelta(seconds=120)
 
 
 class BililiveSite(Site):
diff --git a/nonebot_bison/platform/weibo.py b/nonebot_bison/platform/weibo.py
index 7d65394b..71733746 100644
--- a/nonebot_bison/platform/weibo.py
+++ b/nonebot_bison/platform/weibo.py
@@ -1,8 +1,8 @@
 import re
 import json
 from typing import Any
-from datetime import datetime
 from urllib.parse import unquote
+from datetime import datetime, timedelta
 
 from yarl import URL
 from lxml.etree import HTML
@@ -41,6 +41,7 @@ class WeiboSite(CookieSite):
     schedule_type = "interval"
     schedule_setting = {"seconds": 3}
     client_mgr = create_cookie_client_manager(name)
+    default_cd: int = timedelta(seconds=15)
 
     @classmethod
     async def _get_current_user_name(cls, cookies: dict) -> str:
diff --git a/nonebot_bison/utils/site.py b/nonebot_bison/utils/site.py
index 97ba8446..1827624b 100644
--- a/nonebot_bison/utils/site.py
+++ b/nonebot_bison/utils/site.py
@@ -44,7 +44,6 @@ async def refresh_client(self):
 
 class CookieClientManager(ClientManager):
     _site_name: str  # 绑定的 site_name，需要使用 create_cookie_client_manager 创建 Client_mgr 时绑定
-    _default_cd: int = timedelta(seconds=10)
 
     @classmethod
     async def _generate_anonymous_cookie(cls) -> Cookie:
@@ -83,7 +82,7 @@ async def add_user_cookie(cls, content: str, cookie_name: str | None = None) ->
             raise ValueError()
         cookie = Cookie(site_name=cls._site_name, content=content)
         cookie.cookie_name = cookie_name if cookie_name else await cookie_site.get_cookie_name(content)
-        cookie.cd = cls._default_cd
+        cookie.cd = cookie_site.default_cd
         cookie_id = await config.add_cookie(cookie)
         return await config.get_cookie_by_id(cookie_id)
 
@@ -166,6 +165,7 @@ def __str__(self):
 
 class CookieSite(Site):
     client_mgr: type[CookieClientManager] = CookieClientManager
+    default_cd: int = timedelta(seconds=10)
 
     @classmethod
     async def get_cookie_name(cls, content: str) -> str: