Gareth Knight is also recalled to the pack after missing the Bargoed cup game due to illness.
In the backs Simon Rosser returns to the centre to partner Gareth Morris and Steve Cullen resumes his wing partnership with top try scorer Jamie Jones.
Jonathan Luff takes his place on the bench for the first time this season after a shoulder operation at the end of last season.
Glamorgan Wanderers:
15. Charlie Johnson
14. Steve Cullen
13. Gareth Morris
12. Simon Rosser
11. Jamie Jones
10. Mark Roper
9. Harry Trelawny
1. Matthew Bolton (Capt)
2. Richard Emms
3. Alex Murphy
4. Keith Stewart
5. Gareth Knight
6. Alex Luff
7. Ben Rose
8. Richard Thomas
Replacements:
16. Rhys Hewitt
17. Nathan Trevett
18. Gareth Alexander
19. Lee Highgate
20. Jonathan Luff
21. Lloyd Williams
22. James Thatcher
