diff --git a/src/plugins/simulator/xplane/simulatorxplane.cpp b/src/plugins/simulator/xplane/simulatorxplane.cpp
index 3b8789f6f..a16a608cb 100644
--- a/src/plugins/simulator/xplane/simulatorxplane.cpp
+++ b/src/plugins/simulator/xplane/simulatorxplane.cpp
@@ -222,25 +222,6 @@ namespace BlackSimPlugin
             }
         }
 
-        void CSimulatorXPlane::ps_installedModelsUpdated(const QStringList &modelStrings, const QStringList &icaos, const QStringList &airlines, const QStringList &liveries)
-        {
-            m_installedModels.clear();
-            auto modelStringsIt = modelStrings.begin();
-            auto icaosIt = icaos.begin();
-            auto airlinesIt = airlines.begin();
-            auto liveriesIt = liveries.begin();
-            for (; modelStringsIt != modelStrings.end() && icaosIt != icaos.end() && airlinesIt != airlines.end() && liveriesIt != liveries.end(); ++modelStringsIt, ++icaosIt, ++airlinesIt, ++liveriesIt)
-            {
-                Q_UNUSED(liveriesIt);
-                using namespace BlackMisc::Simulation;
-                CAircraftIcaoCode aircraftIcao(*icaosIt);
-                CLivery livery;   //! \todo resolve livery
-                livery.setAirlineIcaoCode(CAirlineIcaoCode(*airlinesIt));
-                CAircraftModel aircraftModel(*modelStringsIt, CAircraftModel::TypeDatabaseEntry, QString(), aircraftIcao, livery);
-                m_installedModels.push_back(aircraftModel);
-            }
-        }
-
         bool CSimulatorXPlane::isConnected() const
         {
             return m_service && m_traffic && m_weather;
@@ -256,12 +237,9 @@ namespace BlackSimPlugin
 
             if (m_service->isValid() && m_traffic->isValid() && m_weather->isValid() && m_traffic->initialize())
             {
-                // FIXME duplication
                 connect(m_service, &CXSwiftBusServiceProxy::aircraftModelChanged, this, &CSimulatorXPlane::ps_emitOwnAircraftModelChanged);
                 connect(m_service, &CXSwiftBusServiceProxy::airportsInRangeUpdated, this, &CSimulatorXPlane::ps_setAirportsInRange);
-                connect(m_traffic, &CXSwiftBusTrafficProxy::installedModelsUpdated, this, &CSimulatorXPlane::ps_installedModelsUpdated);
                 m_service->updateAirportsInRange();
-                m_traffic->updateInstalledModels();
                 if (m_watcher) { m_watcher->setConnection(m_conn); }
                 loadCslPackages();
                 emitSimulatorCombinedStatus();
diff --git a/src/plugins/simulator/xplane/simulatorxplane.h b/src/plugins/simulator/xplane/simulatorxplane.h
index 426f5114d..c2cf130c6 100644
--- a/src/plugins/simulator/xplane/simulatorxplane.h
+++ b/src/plugins/simulator/xplane/simulatorxplane.h
@@ -138,7 +138,6 @@ namespace BlackSimPlugin
                                                 const QString &modelString, const QString &name, const QString &distributor, const QString &description);
             void ps_fastTimerTimeout();
             void ps_slowTimerTimeout();
-            void ps_installedModelsUpdated(const QStringList &modelStrings, const QStringList &icaos, const QStringList &airlines, const QStringList &liveries);
 
         private:
             void loadCslPackages();
@@ -152,7 +151,6 @@ namespace BlackSimPlugin
             QTimer *m_fastTimer { nullptr };
             QTimer *m_slowTimer { nullptr };
             BlackMisc::Aviation::CAirportList m_airportsInRange;         //!< aiports in range of own aircraft
-            BlackMisc::Simulation::CAircraftModelList m_installedModels; //!< \todo Do we still need this, as we now focus on model set
             BlackMisc::CData<BlackMisc::Simulation::Data::TModelSetCacheXP> m_modelSet { this };
 
             //! \todo Add units to members? pitchDeg?, altitudeFt?
diff --git a/src/plugins/simulator/xplane/xswiftbustrafficproxy.cpp b/src/plugins/simulator/xplane/xswiftbustrafficproxy.cpp
index 441c1041c..58a9a6fb1 100644
--- a/src/plugins/simulator/xplane/xswiftbustrafficproxy.cpp
+++ b/src/plugins/simulator/xplane/xswiftbustrafficproxy.cpp
@@ -56,11 +56,6 @@ namespace BlackSimPlugin
             return m_dbusInterface->callDBusRet<bool>(QLatin1String("isDrawingLabels"));
         }
 
-        void CXSwiftBusTrafficProxy::updateInstalledModels() const
-        {
-            m_dbusInterface->callDBus(QLatin1String("updateInstalledModels"));
-        }
-
         void CXSwiftBusTrafficProxy::setMaxPlanes(int planes)
         {
             m_dbusInterface->callDBus(QLatin1String("setMaxPlanes"), planes);
diff --git a/src/plugins/simulator/xplane/xswiftbustrafficproxy.h b/src/plugins/simulator/xplane/xswiftbustrafficproxy.h
index c349c2ff6..75e3843ed 100644
--- a/src/plugins/simulator/xplane/xswiftbustrafficproxy.h
+++ b/src/plugins/simulator/xplane/xswiftbustrafficproxy.h
@@ -61,10 +61,6 @@ namespace BlackSimPlugin
         private:
             BlackMisc::CGenericDBusInterface *m_dbusInterface = nullptr;
 
-        signals:
-            //! \copydoc XSwiftBus::CTraffic::installedModelsUpdated
-            void installedModelsUpdated(const QStringList &modelStrings, const QStringList &icaos, const QStringList &airlines, const QStringList &liveries);
-
         public slots:
             //! \copydoc XSwiftBus::CTraffic::initialize
             bool initialize();
@@ -84,9 +80,6 @@ namespace BlackSimPlugin
             //! \copydoc XSwiftBus::CTraffic::isDrawingLabels
             bool isDrawingLabels() const;
 
-            //! \copydoc XSwiftBus::CTraffic::updateInstalledModels
-            void updateInstalledModels() const;
-
             //! \copydoc XSwiftBus::CTraffic::setMaxPlanes
             void setMaxPlanes(int planes);
 
diff --git a/src/xswiftbus/traffic.cpp b/src/xswiftbus/traffic.cpp
index 7cb7d9ad0..720570a9a 100644
--- a/src/xswiftbus/traffic.cpp
+++ b/src/xswiftbus/traffic.cpp
@@ -180,30 +180,6 @@ namespace XSwiftBus
         return XPMPDrawingAircraftLabels();
     }
 
-    void CTraffic::updateInstalledModels()
-    {
-        int numberOfModels = XPMPGetNumberOfInstalledModels();
-        QStringList modelNames;
-        QStringList icaos;
-        QStringList airlines;
-        QStringList liveries;
-
-        for (int i = 0; i < numberOfModels; ++i)
-        {
-            const char *modelName = nullptr;
-            const char *icao = nullptr;
-            const char *airline = nullptr;
-            const char *livery = nullptr;
-            XPMPGetModelInfo(i, &modelName, &icao, &airline, &livery);
-            modelNames.append(QString::fromLocal8Bit(modelName));
-            icaos.append(QString::fromLocal8Bit(icao));
-            airlines.append(QString::fromLocal8Bit(airline));
-            liveries.append(QString::fromLocal8Bit(livery));
-        }
-
-        emit installedModelsUpdated(modelNames, icaos, airlines, liveries);
-    }
-
     void CTraffic::setMaxPlanes(int planes)
     {
         g_maxPlanes = planes;
diff --git a/src/xswiftbus/traffic.h b/src/xswiftbus/traffic.h
index 48f6fd438..05833c3d7 100644
--- a/src/xswiftbus/traffic.h
+++ b/src/xswiftbus/traffic.h
@@ -65,10 +65,6 @@ namespace XSwiftBus
         //! Called by XPluginStart
         static void initLegacyData();
 
-    signals:
-        //! Installed models updated.
-        void installedModelsUpdated(const QStringList &modelStrings, const QStringList &icaos, const QStringList &airlines, const QStringList &liveries);
-
     public slots:
         //! Initialize the multiplayer planes rendering and return true if successful
         bool initialize();
@@ -88,9 +84,6 @@ namespace XSwiftBus
         //! Get whether the plugin draws type and callsign labels above aircraft
         bool isDrawingLabels() const;
 
-        //! Called by newly connected client to cause installedModelsUpdated to be emitted.
-        void updateInstalledModels();
-
         //! Set the maximum number of aircraft.
         void setMaxPlanes(int planes);