1 files changed, 1 insertions, 0 deletions
diff --git a/src/modules/ekf_att_pos_estimator/AttitudePositionEstimatorEKF.h b/src/modules/ekf_att_pos_estimator/AttitudePositionEstimatorEKF.h
index 8d036261e..4d5e56a96 100644
--- a/src/modules/ekf_att_pos_estimator/AttitudePositionEstimatorEKF.h
+++ b/src/modules/ekf_att_pos_estimator/AttitudePositionEstimatorEKF.h
@@ -193,6 +193,7 @@ private:
     bool            _gpsIsGood;               ///< True if the current GPS fix is good enough for us to use
     uint64_t        _previousGPSTimestamp;    ///< Timestamp of last good GPS fix we have received
     bool            _baro_init;
+    float           _baroAltRef;
     bool            _gps_initialized;
     hrt_abstime     _filter_start_time;
     hrt_abstime     _last_sensor_timestamp;