Floyd Mayweather Jr has announced that he will put his unbeaten record on the line against Andre Berto on September 12.

Berto has been linked with the fight for the last few weeks, along with the likes of Amir Khan, Kell Brook and Gennady Golovkin.

However, Mayweather has tonight announced the fight on Twitter, while broadcaster Showtime also confirmed the news.

Mayweather has repeatedly said that he this will be his last fight as he attempts to stretch his record to 49-0.

The 38-year-old beat Manny Pacquiao in his last match in May.