The 168-pound unification fight between the World Boxing Association champion Carl Froch and Goerge Groves to be held on Saturday May 31 in England, had a change in the officials.

The IBF changed referee and appointed Charlie Fitch the U.S., and as new judges are Michael Pernick (U.S.), David Singh (PAN) and Alejandro Lopez (MEX).

In that same program, there will be a 118-pound interim fight between the British Janie McDonell and the Thai Tabtimgdaen Na Rachawat.

Terry O’Connors will referee, while the judges will be Robert Hoyle (U.S.), Stefano Carozza (ITA), Dave Paris (UK) carry the cards.

Jesper Jensen will supervise both fights.