David Brooks has pulled out of Wales' squad for Wednesday's Nations League match in Bulgaria due to injury.
Cardiff City striker Kieffer Moore and Bristol City midfielder Joe Morrell have returned to their clubs because both are suspended.
Defender Chris Mepham has travelled to Bulgaria as he nurses a knee problem.
The 22-year old Bournemouth centre-back missed Sunday's draw with the Republic of Ireland after suffering his injury in Wales' 3-0 friendly defeat against England last Thursday.