diff --git a/src/main/java/com/zhgd/xmgl/task/JzgTask.java b/src/main/java/com/zhgd/xmgl/task/JzgTask.java
index 88c4fed07..e2d7926d5 100644
--- a/src/main/java/com/zhgd/xmgl/task/JzgTask.java
+++ b/src/main/java/com/zhgd/xmgl/task/JzgTask.java
@@ -1,5 +1,6 @@
 package com.zhgd.xmgl.task;
 
+import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.util.RandomUtil;
 import cn.hutool.core.util.StrUtil;
@@ -131,9 +132,11 @@ public class JzgTask {
                 saveWorkerInfo(attendance, projectSn);
             }
         }
-        Long checkDate = jzgList.stream().max((o1, o2) -> o1.getCheckDate().compareTo(o2.getCheckDate())).get().getCheckDate();
-        if (time == null || checkDate > time) {
-            redisRepository.set(key, checkDate);
+        if (CollUtil.isNotEmpty(jzgList)) {
+            Long checkDate = jzgList.stream().max((o1, o2) -> o1.getCheckDate().compareTo(o2.getCheckDate())).get().getCheckDate();
+            if (time == null || checkDate > time) {
+                redisRepository.set(key, checkDate);
+            }
         }
     }