diff --git a/src/plugins/simulator/fs9/simulatorfs9.h b/src/plugins/simulator/fs9/simulatorfs9.h
index 3fe376e36..4f8ef1cc7 100644
--- a/src/plugins/simulator/fs9/simulatorfs9.h
+++ b/src/plugins/simulator/fs9/simulatorfs9.h
@@ -89,7 +89,7 @@ namespace BlackSimPlugin
             virtual bool isSimulating() const override { return isConnected(); }
 
             //! Timer event
-            virtual void timerEvent(QTimerEvent *event);
+            virtual void timerEvent(QTimerEvent *event) override;
 
         private slots:
 
diff --git a/src/plugins/simulator/xplane/simulatorxplane.cpp b/src/plugins/simulator/xplane/simulatorxplane.cpp
index f9d31e47e..066c3fd05 100644
--- a/src/plugins/simulator/xplane/simulatorxplane.cpp
+++ b/src/plugins/simulator/xplane/simulatorxplane.cpp
@@ -395,6 +395,7 @@ namespace BlackSimPlugin
             else
             {
                 Q_UNREACHABLE();
+                return QDBusConnection("NO CONNECTION");
             }
         }