Former Springbok scrum-half Enrico Januarie will leave Top 14 outfit Lyon to join rivals La Rochelle next season.
The 2007 World Cup winner has signed a two-year contract with La Rochelle who are currently third from bottom on the Top 14 table. Lyon are six points adrift in 13th spot.
Meanwhile, Castres centre Thomas Combezou will rejoin La Rochelle on a three-year contract next season. The 28-year-old previously played for La Rochelle from 2009 to 2011.