diff --git a/apps/enm/tasks.py b/apps/enm/tasks.py
index ccf4800d..45b15df2 100644
--- a/apps/enm/tasks.py
+++ b/apps/enm/tasks.py
@@ -143,7 +143,7 @@ def cal_mpointstat_hour(mpointId: str, year: int, month: int, day: int, hour: in
         val_type = mpoint.val_type
         if mpoint.type == Mpoint.MT_AUTO:
             if mpoint.is_unit:
-                val = MpLogx.objects.filter(mpoint=mpoint, timex__gte=dt, timex__lt=dt_hour_n).aggregate(Sum("val"))["val__sum"] or 0
+                val = MpLogx.objects.filter(mpoint=mpoint, timex__gte=dt, timex__lt=dt_hour_n).aggregate(sum=Sum(f'val_{mpoint.val_type}'))["sum"] or 0
             else:
                 mrs0 = MpLogx.objects.filter(mpoint=mpoint, timex__gte=dt_hour_p, timex__lte=dt).order_by("timex")
                 mrs = MpLogx.objects.filter(mpoint=mpoint, timex__gte=dt, timex__lte=dt_hour_n).order_by("timex")