diff --git a/src/FirmwarePlugin/APM/ArduRoverFirmwarePlugin.cc b/src/FirmwarePlugin/APM/ArduRoverFirmwarePlugin.cc
index 91c2a8299a666a3be30c246f3c00dabaa6997b43..12459a699b3bb668db7aaccde70e6204f910ddb8 100644
--- a/src/FirmwarePlugin/APM/ArduRoverFirmwarePlugin.cc
+++ b/src/FirmwarePlugin/APM/ArduRoverFirmwarePlugin.cc
@@ -106,3 +106,8 @@ void ArduRoverFirmwarePlugin::guidedModeChangeAltitude(Vehicle* vehicle, double
 
     qgcApp()->showMessage(QStringLiteral("Change altitude not supported."));
 }
+
+bool ArduRoverFirmwarePlugin::supportsNegativeThrust(void)
+{
+    return true;
+}
diff --git a/src/FirmwarePlugin/APM/ArduRoverFirmwarePlugin.h b/src/FirmwarePlugin/APM/ArduRoverFirmwarePlugin.h
index e08dd61c93f161c3927d45f875c44981454180c6..21467655c444b8620a26fb7ef28afe9cda2c665e 100644
--- a/src/FirmwarePlugin/APM/ArduRoverFirmwarePlugin.h
+++ b/src/FirmwarePlugin/APM/ArduRoverFirmwarePlugin.h
@@ -55,6 +55,7 @@ public:
     void    guidedModeChangeAltitude                (Vehicle* vehicle, double altitudeChange) final;
     int     remapParamNameHigestMinorVersionNumber  (int majorVersionNumber) const final;
     const FirmwarePlugin::remapParamNameMajorVersionMap_t& paramNameRemapMajorVersionMap(void) const final { return _remapParamName; }
+    bool supportsNegativeThrust(void) final;
 
 private:
     static bool _remapParamNameIntialized;