The pair are yet to agree new contracts at the club and could sign deals with other teams as of January.

That’s the world of football", the BBC quoted di Matteo as saying. "That’s how you live in this world, in this industry", he added.

"We had the same last season with some players and, at the end of the day, we all have to be professional and try to do our best, even though maybe the contract is not sorted out."