diff --git a/apps/dpm/serializers.py b/apps/dpm/serializers.py
index 2599bd1f..74a0fb0f 100644
--- a/apps/dpm/serializers.py
+++ b/apps/dpm/serializers.py
@@ -84,7 +84,7 @@ class CheckTaskSetCreateSerializer(CustomModelSerializer):
             sch = validated_data["myschedule"]
             pobj = PeriodicTask()
             pobj.name = 'checktask_' + time.strftime('%Y%m%d%H%M%S')
-            pobj.task = 'apps.dpm.dispath_checkwork_task'
+            pobj.task = 'apps.dpm.tasks.dispath_checkwork_task'
             if sch.crontab:
                 pobj.crontab = sch.crontab
             elif sch.interval: