Battery saver HR sleep mode bug

I have a bug to report on the Garmin Fenix 6 (pro) on software 20.50.

I’ve set battery saver to “During Sleep” between 22:00-6:00. Under “Edit” I’ve set “Wrist Heart Rate” to “Don’t Change”. However I have no heart rate data between 22:00-6:00. Editing the Battery Saver options seems to have no effect, at least during sleep. 

Would love this to be fixed so I can save some battery life but still get HR data.