Changes have been made to the match officials set to run the rule over two of the Challenge Cup quarter-finals taking place over the coming weekend.
Romain Poite has been replaced by Mathieu Raynal as the referee for Friday's last-eight fixture between Gloucester and Connacht at Kingsholm.
As a consequence, Mathieu Raynal's place as assistant referee for Saturday's tie between Leinster and Bath in Dublin has been taken by Patrick Péchambert.
Challenge Cup quarter-final: Gloucester v Connacht
Referee: Mathieu Raynal (France)
Assistant referees: Cédric Marchat (France), Thomas Charabas (France)
Champions Cup quarter-final: Leinster v Bath
Referee: Jerome Garces (France)
Assistant referees: Christophe Berdos (France), Patrick Péchambert (France)