diff --git a/apps/wpm/tasks.py b/apps/wpm/tasks.py
index 4a243228..5173115d 100644
--- a/apps/wpm/tasks.py
+++ b/apps/wpm/tasks.py
@@ -32,7 +32,7 @@ def make_sflogs_simple(days, state_date: str, end_date: str):
 
 
 @shared_task(base=CustomTask)
-def get_total_hour_now(sflogId: str):
+def get_total_hour_now(sflogId: str=''):
     """
     获取当前总时长, 当传入的是一个sflog时, 返回其total_hour_now
     否则更新所有total_hour_now