diff --git a/apps/mosquito/tasks.py b/apps/mosquito/tasks.py
index 740b501..251c9f9 100644
--- a/apps/mosquito/tasks.py
+++ b/apps/mosquito/tasks.py
@@ -56,7 +56,8 @@ def update_daily_statistic():
                 ret[date] = calc_result
         date_list = [k for k in ret]
         min_date = min(date_list)
-        max_date = max(date_list)
+        # max_date = max(date_list)
+        max_date = datetime.now(tz).date()
         days = (max_date - min_date).days
         for d in range(1, days+1):
             date_ahead = min_date + timedelta(days=d)