given the habits of all polititions of all parties just wait for a homebrew buy back and the outlawing of all semi auto and pump action brewing systems. and yes i am being just a little sarcastic.
as you dont like a strong smoke flavor and hickory is one of the strongest tasting woods 20 minutes should do you. but as always try it and you can add or subtract next time. there is no reason to stop downing a pot or three.