diff --git a/hit2023v2/datareceiver.cpp b/hit2023v2/datareceiver.cpp
index 35527db..578552b 100644
--- a/hit2023v2/datareceiver.cpp
+++ b/hit2023v2/datareceiver.cpp
@@ -97,13 +97,13 @@ void DataReceiver::onInit()
     if (dataSocket == NULL)
     {
         dataSocket = new QUdpSocket(this);
-        connect(dataSocket, QUdpSocket::readyRead, this, DataReceiver::readData);
+        connect(dataSocket, &QUdpSocket::readyRead, this, &DataReceiver::readData);
     }
 
     if (timer == NULL)
     {
         timer = new QTimer(this);
-        connect(timer, QTimer::timeout, this, onTimer);
+        connect(timer, &QTimer::timeout, this, &DataReceiver::onTimer);
         timer->start(RECEIVER_TIMER_PERIOD_MS);
     }
 
diff --git a/hit2023v2/release/hit2023v2.exe b/hit2023v2/release/hit2023v2.exe
index f29277d..85afb72 100644
Binary files a/hit2023v2/release/hit2023v2.exe and b/hit2023v2/release/hit2023v2.exe differ