My recommendation would ve to...
Aerate or shake it 2Xs daily to 1/3 sugar break your yeast is in the aerobic phase and a bit of air will help. 1.081 OG to 1.054 is your 1/3.
After 1/3 sugar break your yeast go anaerobic and air is their enemy. After 1/3 break swirl daily to suspend the yeast...