diff --git a/core/device.cpp b/core/device.cpp
index 31426ac29..d1bba2eed 100644
--- a/core/device.cpp
+++ b/core/device.cpp
@@ -62,7 +62,8 @@ Device::Device(QObject *parent, const QString &id)
     d = new Device::DevicePrivate(info);
 
     d->m_pairingHandler = new PairingHandler(this, PairState::Paired);
-    d->m_supportedPlugins = PluginLoader::instance()->getPluginList().toSet(); // Assume every plugin is supported until we get the capabilities
+    const auto supported = PluginLoader::instance()->getPluginList();
+    d->m_supportedPlugins = QSet(supported.begin(), supported.end()); // Assume every plugin is supported until we get the capabilities
 
     // Register in bus
     QDBusConnection::sessionBus().registerObject(dbusPath(), this, QDBusConnection::ExportScriptableContents | QDBusConnection::ExportAdaptors);
@@ -79,7 +80,8 @@ Device::Device(QObject *parent, DeviceLink *dl)
     d = new Device::DevicePrivate(dl->deviceInfo());
 
     d->m_pairingHandler = new PairingHandler(this, PairState::NotPaired);
-    d->m_supportedPlugins = PluginLoader::instance()->getPluginList().toSet(); // Assume every plugin is supported until we get the capabilities
+    const auto supported = PluginLoader::instance()->getPluginList();
+    d->m_supportedPlugins = QSet(supported.begin(), supported.end()); // Assume every plugin is supported until we get the capabilities
 
     addLink(dl);
 
@@ -133,7 +135,7 @@ int Device::protocolVersion()
 
 QStringList Device::supportedPlugins() const
 {
-    return d->m_supportedPlugins.toList();
+    return QList(d->m_supportedPlugins.cbegin(), d->m_supportedPlugins.cend());
 }
 
 bool Device::hasPlugin(const QString &name) const
@@ -161,8 +163,7 @@ void Device::reloadPlugins()
             const KPluginMetaData service = loader->getPluginInfo(pluginName);
 
             const bool pluginEnabled = isPluginEnabled(pluginName);
-            const QSet<QString> incomingCapabilities =
-                KPluginMetaData::readStringList(service.rawData(), QStringLiteral("X-KdeConnect-SupportedPacketType")).toSet();
+            const QStringList incomingCapabilities = service.rawData().value(QStringLiteral("X-KdeConnect-SupportedPacketType")).toVariant().toStringList();
 
             if (pluginEnabled) {
                 KdeConnectPlugin *plugin = d->m_plugins.take(pluginName);
diff --git a/core/kdeconnectconfig.cpp b/core/kdeconnectconfig.cpp
index bd5146b8b..f6153b018 100644
--- a/core/kdeconnectconfig.cpp
+++ b/core/kdeconnectconfig.cpp
@@ -133,13 +133,15 @@ QSslCertificate KdeConnectConfig::certificate()
 
 DeviceInfo KdeConnectConfig::deviceInfo()
 {
+    const auto incoming = PluginLoader::instance()->incomingCapabilities();
+    const auto outgoing = PluginLoader::instance()->outgoingCapabilities();
     return DeviceInfo(deviceId(),
                       certificate(),
                       name(),
                       deviceType(),
                       NetworkPacket::s_protocolVersion,
-                      PluginLoader::instance()->incomingCapabilities().toSet(),
-                      PluginLoader::instance()->outgoingCapabilities().toSet());
+                      QSet(incoming.begin(), incoming.end()),
+                      QSet(outgoing.begin(), outgoing.end()));
 }
 
 QDir KdeConnectConfig::baseConfigDir()
diff --git a/core/kdeconnectplugin.cpp b/core/kdeconnectplugin.cpp
index 406c2a1ad..213ecbe54 100644
--- a/core/kdeconnectplugin.cpp
+++ b/core/kdeconnectplugin.cpp
@@ -22,7 +22,13 @@ KdeConnectPlugin::KdeConnectPlugin(QObject *parent, const QVariantList &args)
 {
     d->m_device = qvariant_cast<Device *>(args.at(0));
     d->m_pluginName = args.at(1).toString();
+
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+    const QStringList cap = args.at(2).toStringList();
+    d->m_outgoingCapabilties = QSet(cap.begin(), cap.end());
+#else
     d->m_outgoingCapabilties = args.at(2).toStringList().toSet();
+#endif
     d->m_config = nullptr;
     d->iconName = args.at(3).toString();
 }