diff --git a/libraries/networking/src/udt/Connection.cpp b/libraries/networking/src/udt/Connection.cpp
index b0ce22d456..72433ef868 100644
--- a/libraries/networking/src/udt/Connection.cpp
+++ b/libraries/networking/src/udt/Connection.cpp
@@ -111,7 +111,8 @@ SendQueue& Connection::getSendQueue() {
 #ifdef UDT_CONNECTION_DEBUG
         qCDebug(networking) << "Created SendQueue for connection to" << _destination;
 #endif
-
+        
+        QObject::connect(_sendQueue.get(), &SendQueue::packetSent, this, &Connection::packetSent);
         QObject::connect(_sendQueue.get(), &SendQueue::packetSent, this, &Connection::recordSentPackets);
         QObject::connect(_sendQueue.get(), &SendQueue::packetRetransmitted, this, &Connection::recordRetransmission);
         QObject::connect(_sendQueue.get(), &SendQueue::queueInactive, this, &Connection::queueInactive);
@@ -515,7 +516,10 @@ bool Connection::processReceivedSequenceNumber(SequenceNumber sequenceNumber, in
     ++_packetsSinceACK;
     
     // check if we need to send an ACK, according to CC params
-    if (_congestionControl->_ackInterval > 0 && _packetsSinceACK >= _congestionControl->_ackInterval * _acksDuringSYN) {
+    if (_congestionControl->_ackInterval == 1) {
+        // Using TCP Vegas
+        sendACK(true);
+    } else if (_congestionControl->_ackInterval > 0 && _packetsSinceACK >= _congestionControl->_ackInterval * _acksDuringSYN) {
         _acksDuringSYN++;
         sendACK(false);
     } else if (_congestionControl->_lightACKInterval > 0
diff --git a/tools/udt-test/src/UDTTest.cpp b/tools/udt-test/src/UDTTest.cpp
index 633251d6c6..6161dbfdbc 100644
--- a/tools/udt-test/src/UDTTest.cpp
+++ b/tools/udt-test/src/UDTTest.cpp
@@ -25,7 +25,7 @@ const QCommandLineOption TARGET_OPTION {
     "IP:PORT or HOSTNAME:PORT"
 };
 const QCommandLineOption PACKET_SIZE {
-    "packet-size", "size for sent packets in bytes (defaults to " + QString(udt::MAX_PACKET_SIZE) + ")", "bytes",
+    "packet-size", "size for sent packets in bytes (defaults to " + QString::number(udt::MAX_PACKET_SIZE) + ")", "bytes",
     QString(udt::MAX_PACKET_SIZE)
 };
 const QCommandLineOption MIN_PACKET_SIZE {