Joseph "Fat Joe" Cartagena
08/26/2013 at 02:40 PM EDT
might soon be known as Joey Tax.
On Monday, Fat Joe, whose real name is Joseph Cartagena, turned himself into a Federal Detention Center in Miami for tax evasion, TMZ reports
In December, the "Make It Rain" rapper – who shed 88 lbs. in 2011
– pled guilty to failing to pay taxes during 2007 and 2008.
Cartagena will serve four months and pay a $15,000 fine, followed by a one-year supervised release.