Make sure you have the flight set to use the profile origin as the anchor point.
Then adjust you complex profile so the origin is above the actual profile by the distance you want.
If that doesn't work then I am not sure there is any other adjustment.
Barry.
One of the forum moderators.
Versions 6.5 to 27
i7-10700 @ 2.9Ghz, 32GB ram, GeForce RTX 2060 (6GB), Windows 10
Lenovo Thinkpad - i7-1270P 2.20 GHz, 32GB RAM, Nvidia T550, Windows 11