diff --git a/ROMFS/px4fmu_common/init.d-posix/airframes/4018_gz_quadtailsitter b/ROMFS/px4fmu_common/init.d-posix/airframes/4018_gz_quadtailsitter
index 890a3209142d..9856b1bf273e 100644
--- a/ROMFS/px4fmu_common/init.d-posix/airframes/4018_gz_quadtailsitter
+++ b/ROMFS/px4fmu_common/init.d-posix/airframes/4018_gz_quadtailsitter
@@ -93,3 +93,5 @@ param set-default VT_F_TRANS_DUR 1.5
 param set-default VT_TYPE 0
 
 param set-default WV_EN 0
+
+param set-default EKF2_FUSE_BETA 0