diff --git a/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/OaProjectScheduleStepServiceImpl.java b/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/OaProjectScheduleStepServiceImpl.java
index 95424a2..e8c3e05 100644
--- a/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/OaProjectScheduleStepServiceImpl.java
+++ b/ruoyi-oa/src/main/java/com/ruoyi/oa/service/impl/OaProjectScheduleStepServiceImpl.java
@@ -27,6 +27,7 @@ import com.ruoyi.oa.service.ISysOaTaskService;
 import com.ruoyi.system.mapper.SysUserMapper;
 
 import java.math.BigDecimal;
+import java.sql.Timestamp;
 import java.util.Date;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
@@ -191,16 +192,17 @@ public class OaProjectScheduleStepServiceImpl implements IOaProjectScheduleStepS
         }
 
         // 3. 处理结束时间逻辑（此时 original 一定非 null，可安全调用方法）
-        if (original.getEndTime() == null && bo.getEndTime() != null) {
+        if (original.getPlanEnd() == null && bo.getPlanEnd() != null) {
             // 首次修改：设置结束时间和原始结束时间
-            update.setEndTime(bo.getEndTime());
-            update.setOriginalEndTime(bo.getEndTime());
+            update.setPlanEnd(bo.getPlanEnd());
+            update.setOriginalEndTime(new Timestamp(bo.getPlanEnd().getTime()).toLocalDateTime());
         }
 
         // 4. 执行更新
         return baseMapper.updateById(update) > 0;
     }
 
+
     /**
      * 保存前的数据校验
      */
diff --git a/ruoyi-oa/src/main/resources/mapper/oa/OaProjectScheduleMapper.xml b/ruoyi-oa/src/main/resources/mapper/oa/OaProjectScheduleMapper.xml
index 4e8dc54..af1de2d 100644
--- a/ruoyi-oa/src/main/resources/mapper/oa/OaProjectScheduleMapper.xml
+++ b/ruoyi-oa/src/main/resources/mapper/oa/OaProjectScheduleMapper.xml
@@ -57,7 +57,7 @@
                 WHERE opss.schedule_id = ops.schedule_id AND opss.del_flag = '0'
                   AND (
                     opss.use_flag = 0
-                        OR (opss.original_end_time IS NOT NULL AND opss.end_time IS NOT NULL AND opss.end_time > opss.original_end_time)
+                        OR (opss.original_end_time IS NOT NULL AND opss.plan_end IS NOT NULL AND opss.plan_end > opss.original_end_time)
                         OR (opss.status = 0 AND opss.original_end_time IS NOT NULL AND CURDATE() > DATE(opss.original_end_time))
                )
             ) AS delayCount