diff --git a/CMakeLists.txt b/CMakeLists.txt
index b83836d..cdcacdf 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -15,16 +15,13 @@ include(GenerateExportHeader)
 include(GNUInstallDirs)
 include(CMakePackageConfigHelpers)
 
-set(QT Core Gui Quick QuickControls2 Widgets DBus Xml Concurrent)
-find_package(Qt5 REQUIRED ${QT})
+set(QT Core Gui Quick QuickControls2 Widgets DBus Xml Concurrent Qml)
+find_package(Qt6 REQUIRED ${QT})
 
-# Get the installation directory from qmake
-get_target_property(QT_QMAKE_EXECUTABLE ${Qt5Core_QMAKE_EXECUTABLE} IMPORTED_LOCATION)
-if(NOT QT_QMAKE_EXECUTABLE)
-    message(FATAL_ERROR "qmake is not found.")
-endif()
+# Get the installation directory from Qt 6
+find_program(QT_PATHS_EXECUTABLE NAMES qtpaths6 REQUIRED)
 
-execute_process(COMMAND ${QT_QMAKE_EXECUTABLE} -query QT_INSTALL_QML
+execute_process(COMMAND ${QT_PATHS_EXECUTABLE} -query QT_INSTALL_QML
     OUTPUT_VARIABLE INSTALL_QMLDIR
     OUTPUT_STRIP_TRAILING_WHITESPACE
 )
diff --git a/accounts/CMakeLists.txt b/accounts/CMakeLists.txt
index ffa504b..7521b30 100644
--- a/accounts/CMakeLists.txt
+++ b/accounts/CMakeLists.txt
@@ -11,10 +11,10 @@ set(ACCOUNTS_SRCS
     qmlplugins.cpp
 )
 
-qt5_add_dbus_interface(ACCOUNTS_SRCS
+qt6_add_dbus_interface(ACCOUNTS_SRCS
                        org.freedesktop.Accounts.User.xml
                        user_interface)
-qt5_add_dbus_interface(ACCOUNTS_SRCS
+qt6_add_dbus_interface(ACCOUNTS_SRCS
                        org.freedesktop.Accounts.xml
                        accounts_interface)
 
@@ -23,11 +23,11 @@ qt5_add_dbus_interface(ACCOUNTS_SRCS
 add_library(cutefishaccounts_qmlplugins SHARED ${ACCOUNTS_SRCS})
 
 target_link_libraries (cutefishaccounts_qmlplugins
-    Qt5::Core
-    Qt5::DBus
-    Qt5::Quick
-    Qt5::Gui
+    Qt6::Core
+    Qt6::DBus
+    Qt6::Quick
+    Qt6::Gui
 )
 
 install(TARGETS cutefishaccounts_qmlplugins DESTINATION ${INSTALL_QMLDIR}/Cutefish/Accounts)
-install(FILES qmldir DESTINATION ${INSTALL_QMLDIR}/Cutefish/Accounts)
\ No newline at end of file
+install(FILES qmldir DESTINATION ${INSTALL_QMLDIR}/Cutefish/Accounts)
diff --git a/audio/CMakeLists.txt b/audio/CMakeLists.txt
index 1b02188..960343b 100644
--- a/audio/CMakeLists.txt
+++ b/audio/CMakeLists.txt
@@ -68,16 +68,16 @@ pkg_check_modules(LIBPULSE_MAINLOOP libpulse-mainloop-glib REQUIRED IMPORTED_TAR
 add_library(cutefishaudio_qmlplugins SHARED ${audio_SRCS})
 
 target_link_libraries(cutefishaudio_qmlplugins
-    Qt5::Core
-    Qt5::Qml
-    Qt5::Gui
-    Qt5::Widgets
-    Qt5::DBus
-    Qt5::Quick
+    Qt6::Core
+    Qt6::Qml
+    Qt6::Gui
+    Qt6::Widgets
+    Qt6::DBus
+    Qt6::Quick
     Canberra::Canberra
     PkgConfig::LIBPULSE
     PkgConfig::LIBPULSE_MAINLOOP
 )
 
 install(TARGETS cutefishaudio_qmlplugins DESTINATION ${INSTALL_QMLDIR}/Cutefish/Audio)
-install(FILES ${qml_SRCS} DESTINATION ${INSTALL_QMLDIR}/Cutefish/Audio)
\ No newline at end of file
+install(FILES ${qml_SRCS} DESTINATION ${INSTALL_QMLDIR}/Cutefish/Audio)
diff --git a/audio/gconfitem.cpp b/audio/gconfitem.cpp
index c51f0b8..d1abe1c 100644
--- a/audio/gconfitem.cpp
+++ b/audio/gconfitem.cpp
@@ -50,7 +50,7 @@ static QVariant convertValue(GConfValue *src)
     } else {
         switch (src->type) {
         case GCONF_VALUE_INVALID:
-            return QVariant(QVariant::Invalid);
+            return QVariant();
         case GCONF_VALUE_BOOL:
             return QVariant((bool)gconf_value_get_bool(src));
         case GCONF_VALUE_INT:
@@ -90,14 +90,14 @@ static GConfValue *convertString(const QString &str)
 
 static GConfValueType primitiveType(const QVariant &elt)
 {
-    switch (elt.type()) {
-    case QVariant::String:
+    switch (elt.typeId()) {
+    case QMetaType::QString:
         return GCONF_VALUE_STRING;
-    case QVariant::Int:
+    case QMetaType::Int:
         return GCONF_VALUE_INT;
-    case QVariant::Double:
+    case QMetaType::Double:
         return GCONF_VALUE_FLOAT;
-    case QVariant::Bool:
+    case QMetaType::Bool:
         return GCONF_VALUE_BOOL;
     default:
         return GCONF_VALUE_INVALID;
@@ -130,26 +130,26 @@ static int convertValue(const QVariant &src, GConfValue **valp)
 {
     GConfValue *v;
 
-    switch (src.type()) {
-    case QVariant::Invalid:
+    switch (src.typeId()) {
+    case QMetaType::UnknownType:
         v = nullptr;
         break;
-    case QVariant::Bool:
+    case QMetaType::Bool:
         v = gconf_value_new(GCONF_VALUE_BOOL);
         gconf_value_set_bool(v, src.toBool());
         break;
-    case QVariant::Int:
+    case QMetaType::Int:
         v = gconf_value_new(GCONF_VALUE_INT);
         gconf_value_set_int(v, src.toInt());
         break;
-    case QVariant::Double:
+    case QMetaType::Double:
         v = gconf_value_new(GCONF_VALUE_FLOAT);
         gconf_value_set_float(v, src.toDouble());
         break;
-    case QVariant::String:
+    case QMetaType::QString:
         v = convertString(src.toString());
         break;
-    case QVariant::StringList: {
+    case QMetaType::QStringList: {
         GSList *elts = nullptr;
         v = gconf_value_new(GCONF_VALUE_LIST);
         gconf_value_set_list_type(v, GCONF_VALUE_STRING);
diff --git a/audio/model/sortfiltermodel.cpp b/audio/model/sortfiltermodel.cpp
index ebf14fc..0f8fef0 100644
--- a/audio/model/sortfiltermodel.cpp
+++ b/audio/model/sortfiltermodel.cpp
@@ -89,13 +89,13 @@ void SortFilterModel::setFilterRegExp(const QString &exp)
     if (exp == filterRegExp()) {
         return;
     }
-    QSortFilterProxyModel::setFilterRegExp(QRegExp(exp, Qt::CaseInsensitive));
+    QSortFilterProxyModel::setFilterRegularExpression(QRegularExpression(exp, QRegularExpression::CaseInsensitiveOption));
     Q_EMIT filterRegExpChanged(exp);
 }
 
 QString SortFilterModel::filterRegExp() const
 {
-    return QSortFilterProxyModel::filterRegExp().pattern();
+    return QSortFilterProxyModel::filterRegularExpression().pattern();
 }
 
 void SortFilterModel::setFilterString(const QString &filterString)
@@ -205,4 +205,4 @@ int SortFilterModel::mapRowFromSource(int row) const
     }
     QModelIndex idx = sourceModel()->index(row, 0);
     return mapFromSource(idx).row();
-}
\ No newline at end of file
+}
diff --git a/audio/model/sortfiltermodel.h b/audio/model/sortfiltermodel.h
index 5da4ab7..5b069cd 100644
--- a/audio/model/sortfiltermodel.h
+++ b/audio/model/sortfiltermodel.h
@@ -3,7 +3,7 @@
 
 #include <QAbstractItemModel>
 #include <QJSValue>
-#include <QRegExp>
+#include <QRegularExpression>
 #include <QSortFilterProxyModel>
 #include <QVector>
 
@@ -129,4 +129,4 @@ private:
     QHash<QString, int> m_roleIds;
 };
 
-#endif
\ No newline at end of file
+#endif
diff --git a/audio/pulseaudio.h b/audio/pulseaudio.h
index 1322f7b..7850e06 100644
--- a/audio/pulseaudio.h
+++ b/audio/pulseaudio.h
@@ -11,6 +11,8 @@
 #include <QAbstractListModel>
 
 #include "maps.h"
+#include "sink.h"
+#include "source.h"
 
 namespace QPulseAudio
 {
diff --git a/audio/pulseobject.h b/audio/pulseobject.h
index 851b20f..29e5cf6 100644
--- a/audio/pulseobject.h
+++ b/audio/pulseobject.h
@@ -9,6 +9,7 @@
 
 #include "debug.h"
 #include <QObject>
+#include <QVariant>
 
 #include <pulse/introspect.h>
 
diff --git a/audio/qml/listitemmenu.cpp b/audio/qml/listitemmenu.cpp
index 355a183..3a2dc22 100644
--- a/audio/qml/listitemmenu.cpp
+++ b/audio/qml/listitemmenu.cpp
@@ -7,6 +7,7 @@
 #include "listitemmenu.h"
 
 #include <QAbstractItemModel>
+#include <QActionGroup>
 #include <QMenu>
 #include <QQuickItem>
 #include <QQuickWindow>
diff --git a/audio/qml/listitemmenu.h b/audio/qml/listitemmenu.h
index a6abb4c..f957d08 100644
--- a/audio/qml/listitemmenu.h
+++ b/audio/qml/listitemmenu.h
@@ -8,17 +8,14 @@
 
 #include <QObject>
 #include <QPointer>
+#include <QAbstractItemModel>
+#include <QQuickItem>
 #include <QQmlParserStatus>
 
-class QAbstractItemModel;
-class QMenu;
-class QQuickItem;
+#include "../pulseobject.h"
+#include "../pulseaudio.h"
 
-namespace QPulseAudio
-{
-class CardModel;
-class PulseObject;
-}
+class QMenu;
 
 class ListItemMenu : public QObject, public QQmlParserStatus
 {
diff --git a/audio/volumemonitor.h b/audio/volumemonitor.h
index 29fd5a6..c538c76 100644
--- a/audio/volumemonitor.h
+++ b/audio/volumemonitor.h
@@ -10,6 +10,8 @@
 #include <QPointer>
 #include <QQmlParserStatus>
 
+#include "volumeobject.h"
+
 struct pa_stream;
 
 namespace QPulseAudio
diff --git a/bluez/CMakeLists.txt b/bluez/CMakeLists.txt
index c9054c4..cb09765 100644
--- a/bluez/CMakeLists.txt
+++ b/bluez/CMakeLists.txt
@@ -14,13 +14,13 @@ set(bluezqtextensionplugin_SRCS
 
 add_library(cutefishbluez_qmlplugins SHARED ${bluezqtextensionplugin_SRCS})
 
-find_package(KF5BluezQt REQUIRED)
+find_package(KF6BluezQt REQUIRED)
 
 target_link_libraries(cutefishbluez_qmlplugins
-    Qt5::Core
-    Qt5::Qml
-    Qt5::DBus
-    KF5::BluezQt
+    Qt6::Core
+    Qt6::Qml
+    Qt6::DBus
+    KF6::BluezQt
 )
 
 install(TARGETS cutefishbluez_qmlplugins DESTINATION ${INSTALL_QMLDIR}/Cutefish/Bluez)
diff --git a/bluez/applet/bluetoothagent.cpp b/bluez/applet/bluetoothagent.cpp
index e40181f..f317412 100644
--- a/bluez/applet/bluetoothagent.cpp
+++ b/bluez/applet/bluetoothagent.cpp
@@ -9,41 +9,16 @@
 
 #include <QDBusObjectPath>
 #include <QFile>
+#include <QRandomGenerator>
 #include <QStandardPaths>
 #include <QXmlStreamReader>
 
 #include <BluezQt/Device>
 #include <QDebug>
 
-#include <QThread>
-#include <QThreadStorage>
-
-#include <unistd.h>
-
 static int cRandom()
 {
-    static QThreadStorage<bool> initialized_threads;
-    if (!initialized_threads.localData()) {
-        unsigned int seed;
-        initialized_threads.setLocalData(true);
-        QFile urandom(QStringLiteral("/dev/urandom"));
-        bool opened = urandom.open(QIODevice::ReadOnly | QIODevice::Unbuffered);
-        if (!opened || urandom.read(reinterpret_cast<char *>(&seed), sizeof(seed)) != sizeof(seed)) {
-            // silence warnings about use of deprecated qsrand()/qrand()
-            // Porting to QRandomGenerator::global() instead might result in no new seed set for the generator behind qrand()
-            // which then might affect other places indirectly relying on this.
-            // So just keeping the old calls here, as this method is also deprecated and will disappear together with qsrand/qrand.
-            QT_WARNING_PUSH
-            QT_WARNING_DISABLE_CLANG("-Wdeprecated-declarations")
-            QT_WARNING_DISABLE_GCC("-Wdeprecated-declarations")
-            // No /dev/urandom... try something else.
-            qsrand(getpid());
-            seed = qrand() ^ time(nullptr) ^ reinterpret_cast<quintptr>(QThread::currentThread());
-        }
-        qsrand(seed);
-    }
-    return qrand();
-    QT_WARNING_POP
+    return static_cast<int>(QRandomGenerator::system()->generate());
 }
 
 BluetoothAgent::BluetoothAgent(QObject *parent)
@@ -122,7 +97,7 @@ QString BluetoothAgent::getPin(BluezQt::DevicePtr device)
         m_fromDatabase = true;
         if (m_pin.startsWith(QLatin1String("max:"))) {
             m_fromDatabase = false;
-            int num = m_pin.rightRef(m_pin.length() - 4).toInt();
+            int num = m_pin.right(m_pin.length() - 4).toInt();
             m_pin = QString::number(cRandom()).left(num);
         }
 
diff --git a/bluez/declarativeadapter.cpp b/bluez/declarativeadapter.cpp
index b18f0e7..2f7ce72 100644
--- a/bluez/declarativeadapter.cpp
+++ b/bluez/declarativeadapter.cpp
@@ -9,7 +9,7 @@
 #include "declarativeadapter.h"
 #include "declarativedevice.h"
 
-static int devicesCountDeclarativeAdapterFunction(QQmlListProperty<DeclarativeDevice> *property)
+static qsizetype devicesCountDeclarativeAdapterFunction(QQmlListProperty<DeclarativeDevice> *property)
 {
     Q_ASSERT(qobject_cast<DeclarativeAdapter *>(property->object));
     DeclarativeAdapter *adapter = static_cast<DeclarativeAdapter *>(property->object);
@@ -17,7 +17,7 @@ static int devicesCountDeclarativeAdapterFunction(QQmlListProperty<DeclarativeDe
     return adapter->m_devices.count();
 }
 
-static DeclarativeDevice *devicesAtDeclarativeAdapterFunction(QQmlListProperty<DeclarativeDevice> *property, int index)
+static DeclarativeDevice *devicesAtDeclarativeAdapterFunction(QQmlListProperty<DeclarativeDevice> *property, qsizetype index)
 {
     Q_ASSERT(qobject_cast<DeclarativeAdapter *>(property->object));
     DeclarativeAdapter *adapter = static_cast<DeclarativeAdapter *>(property->object);
diff --git a/bluez/declarativemanager.cpp b/bluez/declarativemanager.cpp
index 9e69e08..f06bcfc 100644
--- a/bluez/declarativemanager.cpp
+++ b/bluez/declarativemanager.cpp
@@ -14,7 +14,7 @@
 #include <BluezQt/Adapter>
 #include <BluezQt/Device>
 
-static int adaptersCountFunction(QQmlListProperty<DeclarativeAdapter> *property)
+static qsizetype adaptersCountFunction(QQmlListProperty<DeclarativeAdapter> *property)
 {
     Q_ASSERT(qobject_cast<DeclarativeManager *>(property->object));
     DeclarativeManager *manager = static_cast<DeclarativeManager *>(property->object);
@@ -22,7 +22,7 @@ static int adaptersCountFunction(QQmlListProperty<DeclarativeAdapter> *property)
     return manager->m_adapters.count();
 }
 
-static DeclarativeAdapter *adaptersAtFunction(QQmlListProperty<DeclarativeAdapter> *property, int index)
+static DeclarativeAdapter *adaptersAtFunction(QQmlListProperty<DeclarativeAdapter> *property, qsizetype index)
 {
     Q_ASSERT(qobject_cast<DeclarativeManager *>(property->object));
     DeclarativeManager *manager = static_cast<DeclarativeManager *>(property->object);
@@ -30,7 +30,7 @@ static DeclarativeAdapter *adaptersAtFunction(QQmlListProperty<DeclarativeAdapte
     return manager->m_adapters.values().at(index);
 }
 
-static int devicesCountFunction(QQmlListProperty<DeclarativeDevice> *property)
+static qsizetype devicesCountFunction(QQmlListProperty<DeclarativeDevice> *property)
 {
     Q_ASSERT(qobject_cast<DeclarativeManager *>(property->object));
     DeclarativeManager *manager = static_cast<DeclarativeManager *>(property->object);
@@ -38,7 +38,7 @@ static int devicesCountFunction(QQmlListProperty<DeclarativeDevice> *property)
     return manager->m_devices.count();
 }
 
-static DeclarativeDevice *devicesAtFunction(QQmlListProperty<DeclarativeDevice> *property, int index)
+static DeclarativeDevice *devicesAtFunction(QQmlListProperty<DeclarativeDevice> *property, qsizetype index)
 {
     Q_ASSERT(qobject_cast<DeclarativeManager *>(property->object));
     DeclarativeManager *manager = static_cast<DeclarativeManager *>(property->object);
diff --git a/mpris/CMakeLists.txt b/mpris/CMakeLists.txt
index 272f4e9..e9bea71 100644
--- a/mpris/CMakeLists.txt
+++ b/mpris/CMakeLists.txt
@@ -25,11 +25,11 @@ set(NETWORKMGR_SRCS
 add_library(cutefishmpris_qmlplugins SHARED ${NETWORKMGR_SRCS})
 
 target_link_libraries (cutefishmpris_qmlplugins
-    Qt5::Core
-    Qt5::Quick
-    Qt5::Gui
-    Qt5::DBus
+    Qt6::Core
+    Qt6::Quick
+    Qt6::Gui
+    Qt6::DBus
 )
 
 install(TARGETS cutefishmpris_qmlplugins DESTINATION ${INSTALL_QMLDIR}/Cutefish/Mpris)
-install(FILES qmldir DESTINATION ${INSTALL_QMLDIR}/Cutefish/Mpris)
\ No newline at end of file
+install(FILES qmldir DESTINATION ${INSTALL_QMLDIR}/Cutefish/Mpris)
diff --git a/mpris/mprismanager.cpp b/mpris/mprismanager.cpp
index c734157..49509c9 100644
--- a/mpris/mprismanager.cpp
+++ b/mpris/mprismanager.cpp
@@ -34,12 +34,17 @@
 
 #include <QtCore/QSignalMapper>
 
-static const QString mprisNameSpace = QStringLiteral("org.mpris.MediaPlayer2.*");
+static const QString mprisNameSpace = QStringLiteral("org.mpris.MediaPlayer2.");
 static const QString dBusService = QStringLiteral("org.freedesktop.DBus");
 static const QString dBusObjectPath = QStringLiteral("/org/freedesktop/DBus");
 static const QString dBusInterface = QStringLiteral("org.freedesktop.DBus");
 static const QString dBusNameOwnerChangedSignal = QStringLiteral("NameOwnerChanged");
 
+static inline bool isMprisService(const QString &service)
+{
+    return service.startsWith(mprisNameSpace);
+}
+
 static inline QDBusConnection getDBusConnection()
 {
 #ifdef USE_SYSTEM_DBUS
@@ -69,9 +74,7 @@ MprisManager::MprisManager(QObject *parent)
     QStringList serviceNames = connection.interface()->registeredServiceNames();
     QStringList::const_iterator i = serviceNames.constBegin();
     while (i != serviceNames.constEnd()) {
-        QRegExp rx(mprisNameSpace);
-        rx.setPatternSyntax(QRegExp::Wildcard);
-        if (rx.exactMatch(*i)) {
+        if (isMprisService(*i)) {
             onServiceAppeared(*i);
         }
 
@@ -174,9 +177,7 @@ void MprisManager::setCurrentService(const QString &service)
         return;
     }
 
-    QRegExp rx(mprisNameSpace);
-    rx.setPatternSyntax(QRegExp::Wildcard);
-    if (!rx.exactMatch(service)) {
+    if (!isMprisService(service)) {
         qmlInfo(this) << service << "is not a proper Mpris2 service";
         return;
     }
@@ -381,9 +382,7 @@ void MprisManager::onNameOwnerChanged(const QString &service, const QString &old
     // bus, not just the ones for our name space of interest, and we
     // will have to filter on our own :(
 
-    QRegExp rx(mprisNameSpace);
-    rx.setPatternSyntax(QRegExp::Wildcard);
-    if (!rx.exactMatch(service)) {
+    if (!isMprisService(service)) {
         return;
     }
 
diff --git a/mpris/mprisplayer_p.h b/mpris/mprisplayer_p.h
index 163be7e..ed327b0 100644
--- a/mpris/mprisplayer_p.h
+++ b/mpris/mprisplayer_p.h
@@ -40,13 +40,13 @@
 #define MPRISPLAYER_P_H
 
 #include <QtCore/QObject>
+#include <QtCore/QStringList>
 #include <QtDBus/QtDBus>
 QT_BEGIN_NAMESPACE
 class QByteArray;
 template<class T> class QList;
 template<class Key, class Value> class QMap;
 class QString;
-class QStringList;
 class QVariant;
 QT_END_NAMESPACE
 
diff --git a/mpris/mprisplayerinterface.cpp b/mpris/mprisplayerinterface.cpp
index a640f14..8a1b29d 100644
--- a/mpris/mprisplayerinterface.cpp
+++ b/mpris/mprisplayerinterface.cpp
@@ -42,10 +42,10 @@ MprisPlayerInterface::MprisPlayerInterface(const QString &service, const QString
     , m_canPause(false)
     , m_canPlay(false)
     , m_canSeek(false)
-    , m_loopStatus(Mpris::None)
+    , m_loopStatus(QStringLiteral("None"))
     , m_maximumRate(1)
     , m_minimumRate(1)
-    , m_playbackStatus(Mpris::Stopped)
+    , m_playbackStatus(QStringLiteral("Stopped"))
     , m_position(0)
     , m_rate(1)
     , m_shuffle(false)
@@ -156,4 +156,3 @@ void MprisPlayerInterface::onPropertyChanged(const QString &propertyName, const
                    << propertyName;
     }
 }
-
diff --git a/mpris/qtdbusextended/dbusextendedabstractinterface.cpp b/mpris/qtdbusextended/dbusextendedabstractinterface.cpp
index 591343a..147837f 100644
--- a/mpris/qtdbusextended/dbusextendedabstractinterface.cpp
+++ b/mpris/qtdbusextended/dbusextendedabstractinterface.cpp
@@ -153,7 +153,7 @@ QVariant DBusExtendedAbstractInterface::internalPropGet(const char *propname, vo
     if (m_useCache) {
         int propertyIndex = metaObject()->indexOfProperty(propname);
         QMetaProperty metaProperty = metaObject()->property(propertyIndex);
-        return QVariant(metaProperty.type(), propertyPtr);
+        return QVariant(metaProperty.metaType(), propertyPtr);
     }
 
     if (m_sync) {
@@ -188,8 +188,8 @@ QVariant DBusExtendedAbstractInterface::internalPropGet(const char *propname, vo
 
         // is this metatype registered?
         const char *expectedSignature = "";
-        if (int(metaProperty.type()) != QMetaType::QVariant) {
-            expectedSignature = QDBusMetaType::typeToSignature(metaProperty.userType());
+        if (metaProperty.metaType().id() != QMetaType::QVariant) {
+            expectedSignature = QDBusMetaType::typeToSignature(metaProperty.metaType());
             if (0 == expectedSignature) {
                 QString errorMessage =
                     QStringLiteral("Type %1 must be registered with Qt D-Bus "
@@ -205,7 +205,7 @@ QVariant DBusExtendedAbstractInterface::internalPropGet(const char *propname, vo
         }
 
         asyncProperty(propname);
-        return QVariant(metaProperty.type(), propertyPtr);
+        return QVariant(metaProperty.metaType(), propertyPtr);
     }
 }
 
@@ -243,7 +243,7 @@ void DBusExtendedAbstractInterface::internalPropSet(const char *propname, const
             return;
         }
 
-        asyncSetProperty(propname, QVariant(metaProperty.type(), propertyPtr));
+        asyncSetProperty(propname, QVariant(metaProperty.metaType(), propertyPtr));
     }
 }
 
@@ -379,22 +379,22 @@ QVariant DBusExtendedAbstractInterface::demarshall(const QString &interface, con
     Q_ASSERT(metaProperty.isValid());
     Q_ASSERT(error != 0);
 
-    if (value.userType() == metaProperty.userType()) {
+    if (value.metaType() == metaProperty.metaType()) {
         // No need demarshalling. Passing back straight away ...
         *error = QDBusError();
         return value;
     }
 
-    QVariant result = QVariant(metaProperty.userType(), (void*)0);
+    QVariant result = QVariant(metaProperty.metaType(), nullptr);
     QString errorMessage;
-    const char *expectedSignature = QDBusMetaType::typeToSignature(metaProperty.userType());
+    const char *expectedSignature = QDBusMetaType::typeToSignature(metaProperty.metaType());
 
-    if (value.userType() == qMetaTypeId<QDBusArgument>()) {
+    if (value.metaType().id() == qMetaTypeId<QDBusArgument>()) {
         // demarshalling a DBus argument ...
         QDBusArgument dbusArg = value.value<QDBusArgument>();
 
         if (expectedSignature == dbusArg.currentSignature().toLatin1()) {
-            QDBusMetaType::demarshall(dbusArg, metaProperty.userType(), result.data());
+            QDBusMetaType::demarshall(dbusArg, metaProperty.metaType(), result.data());
             if (!result.isValid()) {
                 errorMessage = QStringLiteral("Unexpected failure demarshalling "
                                               "upon PropertiesChanged signal arrival "
@@ -415,7 +415,7 @@ QVariant DBusExtendedAbstractInterface::demarshall(const QString &interface, con
                          QString::fromLatin1(expectedSignature));
         }
     } else {
-        const char *actualSignature = QDBusMetaType::typeToSignature(value.userType());
+        const char *actualSignature = QDBusMetaType::typeToSignature(value.metaType());
 
         errorMessage = QStringLiteral("Unexpected `%1' (%2) "
                                       "upon PropertiesChanged signal arrival "
diff --git a/networkmanagement/CMakeLists.txt b/networkmanagement/CMakeLists.txt
index e72ba11..13193dc 100644
--- a/networkmanagement/CMakeLists.txt
+++ b/networkmanagement/CMakeLists.txt
@@ -42,20 +42,20 @@ set(NETWORKMGR_SRCS
     qmlplugins.h
 )
 
-find_package(KF5NetworkManagerQt REQUIRED)
-find_package(KF5ModemManagerQt REQUIRED)
+find_package(KF6NetworkManagerQt REQUIRED)
+find_package(KF6ModemManagerQt REQUIRED)
 
 add_library(cutefishnm_qmlplugins SHARED ${NETWORKMGR_SRCS})
 generate_export_header(cutefishnm_qmlplugins EXPORT_FILE_NAME ${CMAKE_CURRENT_BINARY_DIR}/networkmanager_export.h BASE_NAME NetworkManager)
 
 target_link_libraries (cutefishnm_qmlplugins
-    Qt5::Core
-    Qt5::Quick
-    Qt5::Gui
-    Qt5::DBus
+    Qt6::Core
+    Qt6::Quick
+    Qt6::Gui
+    Qt6::DBus
 
-    KF5::NetworkManagerQt
-    KF5::ModemManagerQt
+    KF6::NetworkManagerQt
+    KF6::ModemManagerQt
 )
 
 install(TARGETS cutefishnm_qmlplugins DESTINATION ${INSTALL_QMLDIR}/Cutefish/NetworkManagement)
diff --git a/networkmanagement/appletproxymodel.cpp b/networkmanagement/appletproxymodel.cpp
index cc7d6a9..9e5c28b 100644
--- a/networkmanagement/appletproxymodel.cpp
+++ b/networkmanagement/appletproxymodel.cpp
@@ -75,7 +75,7 @@ bool AppletProxyModel::filterAcceptsRow(int source_row, const QModelIndex &sourc
 
     // slaves are filtered-out when not searching for a connection (makes the state of search results clear)
     const bool isSlave = sourceModel()->data(index, NetworkModel::SlaveRole).toBool();
-    if (isSlave && filterRegExp().isEmpty()) {
+    if (isSlave && filterRegularExpression().pattern().isEmpty()) {
         return false;
     }
 
@@ -95,11 +95,11 @@ bool AppletProxyModel::filterAcceptsRow(int source_row, const QModelIndex &sourc
         return false;
     }
 
-    if (filterRegExp().isEmpty()) {
+    if (filterRegularExpression().pattern().isEmpty()) {
         return true;
     }
 
-    return sourceModel()->data(index, NetworkModel::ItemUniqueNameRole).toString().contains(filterRegExp());
+    return sourceModel()->data(index, NetworkModel::ItemUniqueNameRole).toString().contains(filterRegularExpression().pattern());
 }
 
 bool AppletProxyModel::lessThan(const QModelIndex &left, const QModelIndex &right) const
diff --git a/screen/CMakeLists.txt b/screen/CMakeLists.txt
index 341dcb9..d262830 100644
--- a/screen/CMakeLists.txt
+++ b/screen/CMakeLists.txt
@@ -12,14 +12,14 @@ set(SCREEN_SRCS
     qt5/screen.cpp
 )
 
-find_package(Qt5 REQUIRED COMPONENTS Core Gui Quick)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Quick)
 
 add_library(cutefishscreen_qmlplugins SHARED ${SCREEN_SRCS})
 
 target_link_libraries (cutefishscreen_qmlplugins
-    Qt5::Core
-    Qt5::Quick
-    Qt5::Gui
+    Qt6::Core
+    Qt6::Quick
+    Qt6::Gui
 )
 
 install(TARGETS cutefishscreen_qmlplugins DESTINATION ${INSTALL_QMLDIR}/Cutefish/Screen)
diff --git a/system/CMakeLists.txt b/system/CMakeLists.txt
index 2b4f284..0e89815 100644
--- a/system/CMakeLists.txt
+++ b/system/CMakeLists.txt
@@ -4,16 +4,16 @@ set(SCREEN_SRCS
     plugin.cpp
 )
 
-find_package(Qt5 REQUIRED COMPONENTS DBus)
+find_package(Qt6 REQUIRED COMPONENTS Core Gui Quick DBus)
 
 add_library(cutefishsystem_qmlplugins SHARED ${SCREEN_SRCS})
 
 target_link_libraries (cutefishsystem_qmlplugins
-    Qt5::Core
-    Qt5::Quick
-    Qt5::Gui
-    Qt5::DBus
+    Qt6::Core
+    Qt6::Quick
+    Qt6::Gui
+    Qt6::DBus
 )
 
 install(TARGETS cutefishsystem_qmlplugins DESTINATION ${INSTALL_QMLDIR}/Cutefish/System)
-install(FILES qmldir DESTINATION ${INSTALL_QMLDIR}/Cutefish/System)
\ No newline at end of file
+install(FILES qmldir DESTINATION ${INSTALL_QMLDIR}/Cutefish/System)