diff --git a/CMakeLists.txt b/CMakeLists.txt
index 06a5e838d6..12081ec726 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -588,6 +588,7 @@ set(CMAKE_INCLUDE_CURRENT_DIR ON)
 # See: https://doc-snapshots.qt.io/qt6-dev/cmake-qt5-and-qt6-compatibility.html
 if(ENABLE_QT6)
     # Qt6 doesn't currently support Location
+    add_definitions(-DENABLE_QT6)
     find_package(Qt6
                    COMPONENTS
                      Core
diff --git a/plugins/channelrx/demodft8/ft8demodsettingsdialog.h b/plugins/channelrx/demodft8/ft8demodsettingsdialog.h
index da1f968d0f..d6f8907c1b 100644
--- a/plugins/channelrx/demodft8/ft8demodsettingsdialog.h
+++ b/plugins/channelrx/demodft8/ft8demodsettingsdialog.h
@@ -19,9 +19,12 @@
 #define PLUGINS_CHANNELRX_DEMODFT8_FT8DEMODSETTINGSDIALOG_H_
 
 #include "ui_ft8demodsettingsdialog.h"
-
-class FT8DemodSettings;
+#if defined(ENABLE_QT6)
+#include <QStringList>
+#else
 class QStringList;
+#endif
+class FT8DemodSettings;
 class QTableWidgetItem;
 
 class FT8DemodSettingsDialog : public QDialog {
diff --git a/plugins/channelrx/heatmap/heatmapgui.cpp b/plugins/channelrx/heatmap/heatmapgui.cpp
index c045010bd4..a9e48ece28 100644
--- a/plugins/channelrx/heatmap/heatmapgui.cpp
+++ b/plugins/channelrx/heatmap/heatmapgui.cpp
@@ -218,7 +218,7 @@ void HeatMapGUI::on_sampleRate_valueChanged(int value)
 {
     m_settings.m_sampleRate = (int)std::pow(10.0f, (float)value);
     ui->sampleRateText->setText(m_sampleRateTexts[value-1]);
-    ui->averagePeriod->setMinimum(std::max(1, m_averagePeriodTexts.size() - value));
+    ui->averagePeriod->setMinimum(std::max((long long){1}, m_averagePeriodTexts.size() - value));
     m_scopeVis->setLiveRate(m_settings.m_sampleRate);
     applySettings();
 }
@@ -696,7 +696,7 @@ void HeatMapGUI::displaySettings()
     value = (int)std::log10(m_settings.m_sampleRate);
     ui->sampleRate->setValue(value);
     ui->sampleRateText->setText(m_sampleRateTexts[value-1]);
-    ui->averagePeriod->setMinimum(std::max(1, m_averagePeriodTexts.size() - value));
+    ui->averagePeriod->setMinimum(std::max((long long){1}, m_averagePeriodTexts.size() - value));
 
     ui->txPosition->setChecked(m_settings.m_txPosValid);
     displayTXPosition(m_settings.m_txPosValid);
diff --git a/sdrbase/maincore.cpp b/sdrbase/maincore.cpp
index 43f73ec611..8c689e80d3 100644
--- a/sdrbase/maincore.cpp
+++ b/sdrbase/maincore.cpp
@@ -358,7 +358,9 @@ void MainCore::initPosition()
     if (m_positionSource)
     {
         connect(m_positionSource, &QGeoPositionInfoSource::positionUpdated, this, &MainCore::positionUpdated);
+        #if !defined(ENABLE_QT6)
         connect(m_positionSource, &QGeoPositionInfoSource::updateTimeout, this, &MainCore::positionUpdateTimeout);
+        #endif
         connect(m_positionSource, qOverload<QGeoPositionInfoSource::Error>(&QGeoPositionInfoSource::error), this, &MainCore::positionError);
         m_position = m_positionSource->lastKnownPosition();
         m_positionSource->setUpdateInterval(1000);
@@ -398,6 +400,12 @@ void MainCore::positionUpdateTimeout()
 
 void MainCore::positionError(QGeoPositionInfoSource::Error positioningError)
 {
+    #if defined(ENABLE_QT6)
+    if (positioningError == 4){
+        positionUpdateTimeout();
+        return;
+    }
+    #endif
     qWarning() << "MainCore::positionError: " << positioningError;
 }
 
diff --git a/sdrgui/gui/dialogpositioner.cpp b/sdrgui/gui/dialogpositioner.cpp
index 143cc41f8c..4dab3c6d09 100644
--- a/sdrgui/gui/dialogpositioner.cpp
+++ b/sdrgui/gui/dialogpositioner.cpp
@@ -29,10 +29,12 @@ DialogPositioner::DialogPositioner(QWidget *dialog, bool center) :
     m_center(center)
 {
     connect(dialog->screen(), &QScreen::orientationChanged, this, &DialogPositioner::orientationChanged);
+    #if !defined(ENABLE_QT6)
     dialog->screen()->setOrientationUpdateMask(Qt::PortraitOrientation
                                                 | Qt::LandscapeOrientation
                                                 | Qt::InvertedPortraitOrientation
                                                 | Qt::InvertedLandscapeOrientation);
+    #endif
     if (m_center) {
         DialogPositioner::centerDialog(m_dialog);
     } else {
diff --git a/sdrgui/mainwindow.cpp b/sdrgui/mainwindow.cpp
index 16c187d944..87f462709a 100644
--- a/sdrgui/mainwindow.cpp
+++ b/sdrgui/mainwindow.cpp
@@ -174,10 +174,12 @@ MainWindow::MainWindow(qtwebapp::LoggerWithFile *logger, const MainParser& parse
 	connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleMessages()), Qt::QueuedConnection);
 
     connect(screen(), &QScreen::orientationChanged, this, &MainWindow::orientationChanged);
+    #if !defined(ENABLE_QT6)
     screen()->setOrientationUpdateMask(Qt::PortraitOrientation
                                       | Qt::LandscapeOrientation
                                       | Qt::InvertedPortraitOrientation
                                       | Qt::InvertedLandscapeOrientation);
+    #endif
 
 	connect(&m_statusTimer, SIGNAL(timeout()), this, SLOT(updateStatus()));
 	m_statusTimer.start(1000);