diff --git a/ROMFS/px4fmu_common/init.d/airframes/4601_droneblocks_dexi_5 b/ROMFS/px4fmu_common/init.d/airframes/4601_droneblocks_dexi_5
index 61a1e9e0b9..c1484d0b41 100644
--- a/ROMFS/px4fmu_common/init.d/airframes/4601_droneblocks_dexi_5
+++ b/ROMFS/px4fmu_common/init.d/airframes/4601_droneblocks_dexi_5
@@ -43,7 +43,6 @@ param set-default CA_ROTOR3_PX -0.0762
 param set-default CA_ROTOR3_PY 0.09525
 param set-default CA_ROTOR3_KM -0.05
 
-param set-default EKF2_HGT_REF 2
 param set-default EKF2_MIN_RNG 0.01
 param set-default EKF2_OF_POS_X 0.043
 param set-default EKF2_OF_POS_Y 0.011