The royal family said that the ceremony would take place in the chapel at the Royal Palace.
The new prince, born on March 2nd at Karolinska University Hospital in Stockholm, is third in line ot the Swedish throne after his mother, Victoria, and his big sister, Princess Estelle.
The latest addition to the royal family also holds the title Duke of Skåne.
His granddad, Kind Carl XVI Gustaf, revealed the day after the birth that the boy's full name would be Prince Oscar Carl Olof.
A 21-gun salute from Skeppsholmen in Stockholm marked the prince's birth. Photo: Erik Nylander/TT
IN PICTURES: Royal family welcomes Prince Oscar into world
The king and his wife Queen Silvia now have four grandchildren, including London-based Princess Madeleine's two children Leonore and Nicolas as well as Oscar and Estelle.
Another royal baby is expected shortly, with Carl Philip and Princess Sofia due to have their first child later this month.