SAINTS coach Justin Holbrook has made one change to his 19 man squad ahead of Sunday's Coral Challenge Cup Sixth Round against with Huddersfield Giants at the John Smith's Stadium (6:05pm).

Aaron Smith comes in for Jack Welsby after missing out in the win over Hull KR last week.

Centre Matty Costello retains his place - and Holbrook again has the three halves in the 19 with Danny Richardson, Theo Fages and Jonny Lomax all named.

St.Helens 19 man squad: 1. Jonny Lomax, 2. Tommy Makinson, 3. Kevin Naiqama, 5. Regan Grace, 6. Theo Fages, 7. Danny Richardson, 8. Alex Walmsley, 9. James Roby, 11. Zeb Taia, 12. Joseph Paulo, 15. Morgan Knowles, 16. Kyle Amor, 17. Dom Peyroux, 18. Adam Swift, 19. Matty Lees, 20. Jack Ashworth, 21. Aaron Smith, 23. Lachlan Coote 24. Matty Costello.