diff --git a/src/main/java/com/genersoft/iot/vmp/service/impl/RtpServerServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/service/impl/RtpServerServiceImpl.java
index 8df005b4f..2ea1d0755 100644
--- a/src/main/java/com/genersoft/iot/vmp/service/impl/RtpServerServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/service/impl/RtpServerServiceImpl.java
@@ -409,7 +409,7 @@ public class RtpServerServiceImpl implements IReceiveRtpServerService {
         hookResultForOnPublish.setStream_replace(streamReplace);
         hookResultForOnPublish.setEnable_audio(enableAudio);
         hookResultForOnPublish.setEnable_mp4(enableMp4);
-        hookResultForOnPublish.setMp4_max_second(mp4MaxSecond);
+        hookResultForOnPublish.setMp4_max_second(mp4MaxSecond + 10);
 
         String key = String.format("%s:%s", VideoManagerConstants.RTP_AUTHENTICATE, streamId);
         // 存储认证信息，过期时间为60秒， 过期则无法通过认证