RIO DE JANEIRO, BRAZIL - FEBRUARY 21: Pablo Cuevas of Uraguay returns a shot against Guido Pella of Argentina during the final of the Rio Open at Jockey Club Brasileiro on February 21, 2016 in Rio de Janeiro, Brazil. (Photo by Matthew Stockman/Getty Images)

Pablo Cuevas has backed up his upset win over Rafael Nadal in the semifinals, with a 6-4, 6-7, 6-4 win over Guido Pella in the final of the Rio Open.

The win gave Cuevas his fourth ATP title, as he took home US$303,300 in prize money.

Players were forced off at three all in the first set due to rain, resulting in a three and a half hour rain delay. When play finally resumed, Cuevas grabbed the first break of the match at 4-4, before holding serve to take out the opening set.

Pella grabbed the second set in a tiebreak, despite Cuevas having the match on his racquet at 5-4 in the tiebreak. However, Pella reeled of three points in a row to take the match to a third and deciding set.

In the final set, Cuevas claimed the decisive break of serve at 5-4 to take out the title in a thrilling final.