One of my Evos lost an overall and 7 physical

I have been evoing a silver card of vinicius lopes, i have gotten him on 80 overall, and this stats, 89 pace, 89 shooting, 80 passing, 89 dribbling, 35 defending and 91 physical. Today i see him and he's 79 overall, with 89 pace, 89 shooting, 80 passing, 89 dribbling, 34 defending and 84 physical, and i dont know what to do.