The WRU have confirmed that Scarlets, Wales and British & Irish Lions centre Jonathan Davies will be sidelined for up to six months following the injury suffered in Wales' defeat to Australia on Saturday.
Davies has had a fantastic year winning the PRO12 with the Scarlets and then being named the Lions player of the series in the drawn Test series with New Zealand.
Davies will undergo surgery to his foot following the injury sustained against Australia. It is envisaged that recovery will be in the region of six months.
The Welsh Rugby Union said in a statement on their website:
"Wales centre Jonathan Davies will undergo surgery to his foot following the injury sustained against Australia in the Under Armour Series on Saturday at Principality Stadium.
"It is envisaged that recovery will be in the region of six months.
"The 29-year-old Scarlet sustained the damage during the final minute of Wales' 29-21 defeat to the Wallabies in the opening game of the autumn series.
"Experienced Wales and Harlequins centre Jamie Roberts has been added to the squad, along with prop Scott Andrews."