Arsenal's home winning streak ends with a 2-0 loss to West Ham.
Goals from Soucek and Mavropanos secured the surprise win for West Ham.
Arsenal's form has dipped, with just one win in their last four league matches.
They now need a win against Fulham to top the Premier League in 2024.
Currently, Arsenal sits in second place, two points behind Liverpool.
West Ham could have won by a bigger margin but missed a late penalty.
Controversy surrounded the first goal, but it stood after review.
West Ham maintained their composure even after losing Paqueta to injury.
This loss ends Arsenal's impressive home record, and West Ham moves up to sixth place, surpassing Manchester United in the standings.