diff --git a/web/src/main/java/com/zhehekeji/web/lib/hik/HikCameraControlModuleImpl.java b/web/src/main/java/com/zhehekeji/web/lib/hik/HikCameraControlModuleImpl.java
index be362c7..8845b8f 100644
--- a/web/src/main/java/com/zhehekeji/web/lib/hik/HikCameraControlModuleImpl.java
+++ b/web/src/main/java/com/zhehekeji/web/lib/hik/HikCameraControlModuleImpl.java
@@ -257,8 +257,8 @@ public class HikCameraControlModuleImpl implements CameraControlModule {
     }
 
     public void downloadMp4(Integer cameraId, String path, LocalDateTime start, LocalDateTime end) {
-        start = start.minusMinutes(1);
-        end = end.minusMinutes(1);
+/*        start = start.minusMinutes(1);
+        end = end.minusMinutes(1);*/
         PathUtil.checkDirc(path);
         HCNetSDK.NET_DVR_TIME startTime = new HCNetSDK.NET_DVR_TIME();
         startTime.setTime(start.getYear(), start.getMonthValue(), start.getDayOfMonth(), start.getHour(), start.getMinute(), start.getSecond());