You're guessing wrong.I'm guessing he's had a talk with someone about them.
Pogba mocked his own penalty back in october after his Everton miss.
Penalty raté contre Everton : quand Paul Pogba se moque de sa course d'élan sur Instagram
Pogba has changed his steps from penalty to penalty without ever doing the same thing. His % is 81% before today, which is normal penalty %. With today, he's above average.