diff --git a/hairless-midiserial.pro b/hairless-midiserial.pro
index 78f8a25..9bd02b1 100644
--- a/hairless-midiserial.pro
+++ b/hairless-midiserial.pro
@@ -4,7 +4,7 @@
 #
 #-------------------------------------------------
 
-QT       += core gui
+QT       += core gui widgets
 
 TARGET = hairless-midiserial
 TEMPLATE = app
diff --git a/src/Bridge.cpp b/src/Bridge.cpp
index d52fb24..f4adf91 100644
--- a/src/Bridge.cpp
+++ b/src/Bridge.cpp
@@ -216,7 +216,7 @@ void Bridge::sendMidiMessage() {
   if(msg_data.length() == 0)
     return;
   if(bufferStartsWith(MSG_DEBUG)) {
-      QString debug_msg = QString::fromAscii(msg_data.mid(4, msg_data[3]).data());
+      QString debug_msg = QString::fromLatin1(msg_data.mid(4, msg_data[3]).data());
       emit displayMessage(applyTimeStamp(QString("Serial Says: %1").arg(debug_msg)));
   } else {
       emit debugMessage(applyTimeStamp(QString("Serial In: %1").arg(describeMIDI(msg_data))));
diff --git a/src/main.cpp b/src/main.cpp
index f08d1d8..d39632e 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,4 +1,4 @@
-#include <QtGui/QApplication>
+#include <QtWidgets/QApplication>
 #include "ui/mainwindow.h"
 
 int main(int argc, char *argv[])
diff --git a/src/ui/aboutdialog.cpp b/src/ui/aboutdialog.cpp
index 277521a..a08a36b 100644
--- a/src/ui/aboutdialog.cpp
+++ b/src/ui/aboutdialog.cpp
@@ -7,7 +7,7 @@ AboutDialog::AboutDialog(QWidget *parent) :
 {
     ui->setupUi(this);
 
-    QString text = ui->label_info->text().arg(QString::fromAscii(VERSION)).arg(QString::fromAscii(__DATE__));
+    QString text = ui->label_info->text().arg(QString::fromLatin1(VERSION)).arg(QString::fromLatin1(__DATE__));
     ui->label_info->setText(text);
 }
 
diff --git a/src/ui/mainwindow.h b/src/ui/mainwindow.h
index 33e5dc6..d7c956c 100644
--- a/src/ui/mainwindow.h
+++ b/src/ui/mainwindow.h
@@ -1,12 +1,15 @@
 #ifndef MAINWINDOW_H
 #define MAINWINDOW_H
 
+#include <QtWidgets>
+/*
 #include <QMainWindow>
 #include <QComboBox>
 #include <QLabel>
 #include <QTime>
 #include <QMenuBar>
 #include <QTimer>
+*/
 #include "RtMidi.h"
 #include "Bridge.h"
 
diff --git a/src/ui/settingsdialog.cpp b/src/ui/settingsdialog.cpp
index a3107cb..fb40732 100644
--- a/src/ui/settingsdialog.cpp
+++ b/src/ui/settingsdialog.cpp
@@ -36,6 +36,7 @@ static void populateBaudRate(QComboBox *box, BaudRateType initialValue)
     box->addItem("14400", BAUD14400);
 #endif
     box->addItem("19200", BAUD19200);
+    box->addItem("31250 (Native MIDI)", BAUD31250);
     box->addItem("38400", BAUD38400);
 #ifdef Q_OS_WIN32
     box->addItem("56000", BAUD56000);