diff --git a/3rdpart/ZLToolKit b/3rdpart/ZLToolKit
index 29f6c586..1df5d682 160000
--- a/3rdpart/ZLToolKit
+++ b/3rdpart/ZLToolKit
@@ -1 +1 @@
-Subproject commit 29f6c5869fd82ea2f130a140049fa7a9c5547762
+Subproject commit 1df5d6823fc48598c23fd425c5187b0c417a734f
diff --git a/src/Rtp/RtpProcess.cpp b/src/Rtp/RtpProcess.cpp
index 306449b2..5c888a19 100644
--- a/src/Rtp/RtpProcess.cpp
+++ b/src/Rtp/RtpProcess.cpp
@@ -135,7 +135,7 @@ bool RtpProcess::alive() {
         }
     }
 
-    _last_check_alive.elapsedTime();
+    _last_check_alive.resetTime();
     GET_CONFIG(uint64_t, timeoutSec, RtpProxy::kTimeoutSec)
     if (_last_frame_time.elapsedTime() / 1000 < timeoutSec) {
         return true;