diff --git a/libraries/AP_TECS/AP_TECS.h b/libraries/AP_TECS/AP_TECS.h
index ac624082bb..4b83d133fa 100644
--- a/libraries/AP_TECS/AP_TECS.h
+++ b/libraries/AP_TECS/AP_TECS.h
@@ -150,9 +150,6 @@ private:
     // Last time update_50Hz was called
     uint64_t _update_50hz_last_usec;
 
-    // Last time update_speed was called
-    uint64_t _update_speed_last_usec;
-
     // Last time update_pitch_throttle was called
     uint64_t _update_pitch_throttle_last_usec;
 
@@ -407,9 +404,6 @@ private:
     // on flare entry
     bool _flare_initialised;
 
-    // slew height demand lag filter value when transition to land
-    float hgt_dem_lag_filter_slew;
-
     // percent traveled along the previous and next waypoints
     float _path_proportion;