The Lima Stock Exchange's broad General Index ended 0.48% higher at 22908.98.
The blue-chip Selective Index closed 0.45% stronger at 32715.61, according to Dow Jones Newswires.
Precious metals mining company Compania de Minas Buenaventura SA gained 1.81% to end at $42.25, as gold prices increased.
Copper mining company Southern Copper Corp. rose 0.63% to finish at $32.
Financial holding company Credicorp Ltd. increased 1.55% to close at $131.51. Credicorp owns Peru's largest bank, Banco de Credito.