diff --git a/src/daemon/daemon.pro b/src/daemon/daemon.pro
index dcc3109..2f88a48 100644
--- a/src/daemon/daemon.pro
+++ b/src/daemon/daemon.pro
@@ -5,7 +5,7 @@ QT -= gui
 QT += dbus
 
 CONFIG += \
-        c++11 \
+        c++17 \
         link_pkgconfig
 
 PKGCONFIG += \
diff --git a/src/nemo-devicelock/host/host.pro b/src/nemo-devicelock/host/host.pro
index f51a127..1013bbb 100644
--- a/src/nemo-devicelock/host/host.pro
+++ b/src/nemo-devicelock/host/host.pro
@@ -3,11 +3,11 @@ TARGET  = nemodevicelock-host
 
 CONFIG += \
         static \
-        c++11 \
+        c++17 \
         link_pkgconfig
 
 QT -= gui
-QT += dbus
+QT += core dbus
 
 PKGCONFIG += \
         dbus-1 \
diff --git a/src/nemo-devicelock/host/hostservice.cpp b/src/nemo-devicelock/host/hostservice.cpp
index 0204ecb..77708ca 100644
--- a/src/nemo-devicelock/host/hostservice.cpp
+++ b/src/nemo-devicelock/host/hostservice.cpp
@@ -53,7 +53,9 @@ namespace NemoDeviceLock
 
 class ConnectionMonitor : public QObject
 {
+#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0))
     Q_OBJECT
+#endif
 public:
     ConnectionMonitor(HostService *service, const QString &connectionName)
         : QObject(service)
@@ -201,4 +203,4 @@ void HostService::nameLost(const QString &name)
 
 }
 
-#include "hostservice.moc"
+//#include "hostservice.moc"
diff --git a/src/nemo-devicelock/host/nemo-devicelock-host.prf b/src/nemo-devicelock/host/nemo-devicelock-host.prf
index 41033fd..0c49a7a 100644
--- a/src/nemo-devicelock/host/nemo-devicelock-host.prf
+++ b/src/nemo-devicelock/host/nemo-devicelock-host.prf
@@ -2,7 +2,7 @@
 QT *= dbus
 
 CONFIG *= \
-        c++11 \
+        c++17 \
         link_pkgconfig
 
 PKGCONFIG += \
diff --git a/src/nemo-devicelock/lib.pro b/src/nemo-devicelock/lib.pro
index 9a4d781..ad72ced 100644
--- a/src/nemo-devicelock/lib.pro
+++ b/src/nemo-devicelock/lib.pro
@@ -2,7 +2,7 @@ TEMPLATE = lib
 TARGET  = nemodevicelock
 
 CONFIG += \
-        c++11 \
+        c++17 \
         hide_symbols \
         link_pkgconfig \
         create_pc \
diff --git a/src/plugin/plugin.cpp b/src/plugin/plugin.cpp
index aeb4600..feef39f 100644
--- a/src/plugin/plugin.cpp
+++ b/src/plugin/plugin.cpp
@@ -75,7 +75,7 @@ class Q_DECL_EXPORT NemoDeviceLockPlugin : public QQmlExtensionPlugin
         qDBusRegisterMetaType<NemoDeviceLock::Fingerprint>();
         qDBusRegisterMetaType<QVector<NemoDeviceLock::Fingerprint>>();
 
-        qmlRegisterType<NemoDeviceLock::FingerprintModel>();
+//        qmlRegisterType<NemoDeviceLock::FingerprintModel>();
 
         qmlRegisterSingletonType<NemoDeviceLock::DeviceLock>(uri, 1, 0, "DeviceLock", createDeviceLock);
 
diff --git a/src/plugin/plugin.pro b/src/plugin/plugin.pro
index 4dad788..7873851 100644
--- a/src/plugin/plugin.pro
+++ b/src/plugin/plugin.pro
@@ -10,7 +10,7 @@ QT += dbus qml
 CONFIG += \
         plugin \
         hide_symbols \
-        c++11 \
+        c++17 \
         link_pkgconfig
 
 INCLUDEPATH += \