diff --git a/ArduPlane/GCS_Mavlink.cpp b/ArduPlane/GCS_Mavlink.cpp
index 8a6124e781..082582bf5f 100644
--- a/ArduPlane/GCS_Mavlink.cpp
+++ b/ArduPlane/GCS_Mavlink.cpp
@@ -294,14 +294,6 @@ void Plane::send_simstate(mavlink_channel_t chan)
 #endif
 }
 
-void Plane::send_hwstatus(mavlink_channel_t chan)
-{
-    mavlink_msg_hwstatus_send(
-        chan,
-        hal.analogin->board_voltage()*1000,
-        0);
-}
-
 void Plane::send_wind(mavlink_channel_t chan)
 {
     Vector3f wind = ahrs.wind_estimate();
@@ -564,11 +556,6 @@ bool GCS_MAVLINK_Plane::try_send_message(enum ap_message id)
         send_ahrs2(plane.ahrs);
         break;
 
-    case MSG_HWSTATUS:
-        CHECK_PAYLOAD_SIZE(HWSTATUS);
-        plane.send_hwstatus(chan);
-        break;
-
     case MSG_RANGEFINDER:
         CHECK_PAYLOAD_SIZE(RANGEFINDER);
         send_rangefinder_downward(plane.rangefinder);
diff --git a/ArduPlane/Plane.h b/ArduPlane/Plane.h
index 64512c24ea..824cb20a88 100644
--- a/ArduPlane/Plane.h
+++ b/ArduPlane/Plane.h
@@ -813,7 +813,6 @@ private:
     void send_servo_out(mavlink_channel_t chan);
     void send_vfr_hud(mavlink_channel_t chan);
     void send_simstate(mavlink_channel_t chan);
-    void send_hwstatus(mavlink_channel_t chan);
     void send_wind(mavlink_channel_t chan);
     void send_pid_tuning(mavlink_channel_t chan);
     void send_rpm(mavlink_channel_t chan);