diff --git a/public/react/src/modules/courses/busyWork/CommonWorkSetting.js b/public/react/src/modules/courses/busyWork/CommonWorkSetting.js
index 8d752707c..17a944d41 100644
--- a/public/react/src/modules/courses/busyWork/CommonWorkSetting.js
+++ b/public/react/src/modules/courses/busyWork/CommonWorkSetting.js
@@ -715,18 +715,18 @@ class CommonWorkSetting extends Component{
       course_id ,
       unified_setting: unified_setting,      // 统一设置
       group_settings: group_settings_param,
-      publish_time: new Date(temp_publish_time),      // 发布
-      end_time: new Date(temp_end_time),              // 截止
+      publish_time: temp_end_time ? new Date(temp_publish_time) : temp_end_time,      // 发布
+      end_time: temp_end_time ? new Date(temp_end_time) : temp_end_time,              // 截止
       late_penalty: late_penalty,           // 迟交扣分
       allow_late: allow_late,       // 是否允许补交
-      late_time: new Date(late_time),         // 补交截止时间
+      late_time: late_time ? new Date(late_time) : late_time,         // 补交截止时间
       anonymous_comment: anonymous_comment,   // true: 启用匿评 false:未启用匿评
-      evaluation_start: new Date(evaluation_start), //匿评开始时间
+      evaluation_start: evaluation_start ? new Date(evaluation_start) : evaluation_start, //匿评开始时间
       evaluation_end: evaluation_end,
       evaluation_num: evaluation_num,     //	匿评数
       absence_penalty: absence_penalty,   // 匿评扣分
       anonymous_appeal: anonymous_appeal, // true: 启用匿评申诉, false:未启用
-      appeal_time: new Date(appeal_time),   // 申诉结束时间
+      appeal_time: appeal_time ? new Date(appeal_time) : appeal_time,   // 申诉结束时间
       appeal_penalty: appeal_penalty, //	违规匿评扣分  
       ta_mode: ta_mode,  // 1:普通模式 0:复审模式
       final_mode: final_mode,  // true: 单项评分优先， false: 多项评分配比