diff --git a/apps/enm/services.py b/apps/enm/services.py
index 2905d79a..b6e5cadd 100644
--- a/apps/enm/services.py
+++ b/apps/enm/services.py
@@ -4,7 +4,7 @@ import traceback
 from apps.mtm.services import get_mgroup_goals
 from django.db.models import Q
 import datetime
-from django.utils.timezone import now
+from django.utils import timezone
 
 
 def translate_eval_formula(exp_str: str, year: int, month: int, day: int, hour: int):
@@ -81,10 +81,11 @@ def shutdown_or_startup(mplog: MpLog):
     from apps.wpm.tasks import cal_shut_hour
     mpoint = mplog.mpoint
     mgroup = mpoint.mgroup
+    now = timezone.now()
     if mplog.tag_val == 1 and mgroup.is_running is False:
         # 从停到开
         stlog = StLog.objects.filter(mgroup=mgroup).order_by('start_time').last()
-        stlog.end_time = now()
+        stlog.end_time = now
         stlog.save()
         mgroup.is_runing = True
         mgroup.save()