diff --git a/AntennaTracker/GCS_Mavlink.cpp b/AntennaTracker/GCS_Mavlink.cpp
index 059059b659..7f4a6fff5c 100644
--- a/AntennaTracker/GCS_Mavlink.cpp
+++ b/AntennaTracker/GCS_Mavlink.cpp
@@ -569,13 +569,6 @@ mission_failed:
 } // end handle mavlink
 
 
-uint64_t GCS_MAVLINK_Tracker::capabilities() const
-{
-    return (MAV_PROTOCOL_CAPABILITY_PARAM_FLOAT |
-            MAV_PROTOCOL_CAPABILITY_COMPASS_CALIBRATION |
-            GCS_MAVLINK::capabilities());
-}
-
 /*
  *  a delay() callback that processes MAVLink packets. We set this as the
  *  callback in long running library initialisation routines to allow
diff --git a/AntennaTracker/GCS_Mavlink.h b/AntennaTracker/GCS_Mavlink.h
index 4c3c0baf0b..8d41e3c7b1 100644
--- a/AntennaTracker/GCS_Mavlink.h
+++ b/AntennaTracker/GCS_Mavlink.h
@@ -27,7 +27,6 @@ protected:
 
     bool set_home_to_current_location(bool lock) override WARN_IF_UNUSED;
     bool set_home(const Location& loc, bool lock) override WARN_IF_UNUSED;
-    uint64_t capabilities() const override;
 
     void send_nav_controller_output() const override;
     void send_pid_tuning() override;