Two sides with play-off aspirations go head-to-head at The Den on Saturday (15:00 GMT).
Millwall go into this game sitting third in the Championship table but missed out on the chance to close the gap on the top two after Wednesday's draw at Derby ended a three-match winning streak.
Hull City moved into the play-off positions with an impressive victory that ended Wrexham's nine-game unbeaten run in the league.
The Tigers will be well aware victory over the Lions will be significant in closing the gap on their opponents with four points separating the two sides.