Despite going close through Rasmus Hojlund, Bruno Fernandes, Casemiro and Mason Mount across the 90 minutes in M16, it was the Eagles who emerged victorious, after defending resolutely to protect their slender advantage.
With the south Londoners avenging their midweek defeat in the third round of the Carabao Cup at the Theatre of Dreams, Erik ten Hag's side couldn't find a vital breakthrough and thus suffered a fourth league defeat of the season.
FIRST HALF - PALACE HIT THE FRONT
Casemiro entered the book in the early stages at Old Trafford, after felling Palace forward Jordan Ayew, as he attempted to race through on goal.