Thanks for this.  Submitted a feature request via the ticket system just now.  Community post may help to add weight. 

I would like to request this as well.  Coming from OneLogin to Duo the syncing is already biting us.  Once an hour I can explain better than sorry you missed your window until midnight. 

I would like to request this as well.  Coming from OneLogin to Duo the syncing is already biting us.  Once an hour I can explain better than sorry you missed your window until midnight.