diff --git a/ground/openpilotgcs/src/plugins/config/cfg_vehicletypes/configmultirotorwidget.cpp b/ground/openpilotgcs/src/plugins/config/cfg_vehicletypes/configmultirotorwidget.cpp
index 3c0be4f77..0cacb2996 100644
--- a/ground/openpilotgcs/src/plugins/config/cfg_vehicletypes/configmultirotorwidget.cpp
+++ b/ground/openpilotgcs/src/plugins/config/cfg_vehicletypes/configmultirotorwidget.cpp
@@ -621,7 +621,6 @@ void ConfigMultiRotorWidget::refreshWidgetsValues(QString frameType)
         setComboCurrentIndex(m_aircraft->multiMotorChannelBox1, multi.VTOLMotorNW);
         setComboCurrentIndex(m_aircraft->multiMotorChannelBox2, multi.VTOLMotorNE);
         setComboCurrentIndex(m_aircraft->multiMotorChannelBox3, multi.VTOLMotorS);
-        setComboCurrentIndex(m_aircraft->multiMotorChannelBox4, multi.VTOLMotorS);
         setComboCurrentIndex(m_aircraft->triYawChannelBox, multi.TRIYaw);
 
         int channel = m_aircraft->multiMotorChannelBox1->currentIndex() - 1;
diff --git a/ground/openpilotgcs/src/plugins/setupwizard/vehicleconfigurationhelper.h b/ground/openpilotgcs/src/plugins/setupwizard/vehicleconfigurationhelper.h
index 1ed1aa576..307dd917a 100644
--- a/ground/openpilotgcs/src/plugins/setupwizard/vehicleconfigurationhelper.h
+++ b/ground/openpilotgcs/src/plugins/setupwizard/vehicleconfigurationhelper.h
@@ -66,7 +66,8 @@ signals:
 private:
     static const int MIXER_TYPE_DISABLED = 0;
     static const int MIXER_TYPE_MOTOR    = 1;
-    static const int MIXER_TYPE_SERVO    = 2;
+    static const int MIXER_TYPE_REVERSABLEMOTOR = 2;
+    static const int MIXER_TYPE_SERVO    = 3;
     static const float DEFAULT_ENABLED_ACCEL_TAU = 0.1;
 
     VehicleConfigurationSource *m_configSource;