diff --git a/package.v2.json b/package.v2.json
index 5a7b62c..ea9ca93 100644
--- a/package.v2.json
+++ b/package.v2.json
@@ -8,6 +8,7 @@
         "author": "lightolly,jxxghp",
         "level": 2,
         "history": {
+            "v1.5": "修复了发送增量通知失败等一些问题",
             "v1.4.1": "支持数据刷新时发送消息通知",
             "v1.3": "远程刷新命令移植到主程序",
             "v1.2": "继续修复增量数据统计问题",
diff --git a/plugins.v2/sitestatistic/__init__.py b/plugins.v2/sitestatistic/__init__.py
index e0f1651..8dfbbf8 100644
--- a/plugins.v2/sitestatistic/__init__.py
+++ b/plugins.v2/sitestatistic/__init__.py
@@ -3,13 +3,16 @@ from datetime import datetime, timedelta
 from threading import Lock
 from typing import Optional, Any, List, Dict, Tuple
 
+import pytz
+from app.helper.sites import SitesHelper
+from apscheduler.schedulers.background import BackgroundScheduler
+
 from app import schemas
 from app.chain.site import SiteChain
 from app.core.config import settings
 from app.core.event import eventmanager, Event
 from app.db.models.siteuserdata import SiteUserData
 from app.db.site_oper import SiteOper
-from app.helper.sites import SitesHelper
 from app.log import logger
 from app.plugins import _PluginBase
 from app.schemas.types import EventType, NotificationType
@@ -28,7 +31,7 @@ class SiteStatistic(_PluginBase):
     # 插件图标
     plugin_icon = "statistic.png"
     # 插件版本
-    plugin_version = "1.4.1"
+    plugin_version = "1.5"
     # 插件作者
     plugin_author = "lightolly,jxxghp"
     # 作者主页
@@ -48,6 +51,7 @@ class SiteStatistic(_PluginBase):
     _onlyonce: bool = False
     _dashboard_type: str = "today"
     _notify_type = ""
+    _scheduler = None
 
     def init_plugin(self, config: dict = None):
         self.siteoper = SiteOper()
@@ -66,7 +70,12 @@ class SiteStatistic(_PluginBase):
 
         if self._onlyonce:
             config["onlyonce"] = False
-            self.sitechain.refresh_userdatas()
+            self._scheduler = BackgroundScheduler(timezone=settings.TZ)
+            self._scheduler.add_job(self.sitechain.refresh_userdatas, "date",
+                                    run_date=datetime.now(tz=pytz.timezone(settings.TZ)) + timedelta(seconds=3),
+                                    name="站点数据统计服务")
+            self._scheduler.print_jobs()
+            self._scheduler.start()
             self.update_config(config=config)
 
     def get_state(self) -> bool:
@@ -226,8 +235,8 @@ class SiteStatistic(_PluginBase):
             updated_date = today_data_dict[site].updated_day
 
             if self._notify_type == "inc" and yesterday_data_dict.get(site):
-                upload -= int(yesterday_data[site].get("upload") or 0)
-                download -= int(yesterday_data[site].get("download") or 0)
+                upload -= int(yesterday_data_dict[site].upload or 0)
+                download -= int(yesterday_data_dict[site].download or 0)
 
             if updated_date and updated_date != today_date:
                 updated_date = f"（{updated_date}）"