Samoa have made one forced to their team to face South Africa in the final of a four-nation rugby tournament in Pretoria on Sunday.
Fullback James So'oialo returns to the run-on team, in place of Brando Va'aulu, after he was a late injury withdrawal from the side that whipped Italy 39-10 last weekend.
Alafoti Fa'osilvia has been promoted to the bench in place of flanker Piula Faasalele, who made his Test debut as a substitute against the Azzurri.
The Springboks have won all seven matches between the two countries dating back to 1995.
Manu Samoa squad:
James So'oialo, Alapati Leiua, Paul Williams (C), Johnny Leota, Alesana Tuilagi; Tusi Pisi, Jeremy Su'a; Taiasina Tuifu'a, Jack Lam, Ofisa Treviranus; Daniel Leo, Filo Paulo; Census Johnston, Ole Avei, Sakaria Taulafo
Replacements: Ti'i Paulo, Logovi'i Mulipola, James Johnston, Kane Thompson, Junior Poluleuligaga, Brando Va'aulu, Seilala Mapusua, Alafoti Fa'osiliva