diff --git a/mosqkiller/settings.py b/mosqkiller/settings.py
index 68885f3..aae86f9 100644
--- a/mosqkiller/settings.py
+++ b/mosqkiller/settings.py
@@ -209,10 +209,10 @@ CELERY_TIMEZONE = 'Asia/Shanghai'
 CELERY_BEAT_SCHEDULE = {
     'update-daily-statistic': {
         'task': 'mosquito.tasks.update_daily_statistic',
-        'schedule': crontab(minute='*/1'),
+        'schedule': crontab(hour='*/1'),
     },
     'update-latest-statistic': {
         'task': 'mosquito.tasks.update_latest_statistic',
-        'schedule': crontab(minute='*/1'),
+        'schedule': crontab(hour='*/1'),
     },
 }
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