Speed is overestimated. Arduplane 4.0.4

[hyperion11]

Hi. By logs i found my max speed is 14km\h. GPS Ublox m8q matek. 18-19 sats, hdop 0.65
But by OSD max speed is 61.

Also in flight speed in OSD is overestimated.

stupid. In logs speed in m\s, lol :))