diff --git a/apps/wpm/services.py b/apps/wpm/services.py
index 05895df0..7bca34cb 100644
--- a/apps/wpm/services.py
+++ b/apps/wpm/services.py
@@ -152,7 +152,7 @@ def mlog_submit(mlog: Mlog, user: User, now: Union[datetime.datetime, None]):
     """
     生产日志提交后需要执行的操作
     """
-    if mlog.work_end_time and mlog.work_start_time > timezone.now():
+    if mlog.work_start_time and mlog.work_start_time > timezone.now():
         raise ParseError('操作开始时间不能晚于当前时间')
     if mlog.work_start_time and mlog.work_end_time and mlog.work_end_time < mlog.work_start_time:
         raise ParseError('操作结束时间不能早于操作开始时间')