On July 4, 2017, Dyson signed a one-year contract extension with Jerusalem. On December 16, 2017, Dyson recorded 29 points, 3 rebounds and 3 assists, including a game-winning layup with 10.9 seconds left in an 88–86 win over Hapoel Holon. On January 15, 2018, Dyson recorded a season-high 30 points, shooting 8-for-11 from the three-point range, along with 5 assists and 3 steals, in a 92–78 win over Maccabi Rishon LeZion.
