Last week, Lil Nas X was arrested after allegedly charging at police officers in Los Angeles when they confronted him for walking naked down Ventura Boulevard. The rapper was arraigned today and formally charged with four felonies, and, per TMZ, he pleaded not guilty to the charges.

Lil Nas X is being charged with with three counts of battery with injury on a police officer and one felony count of resisting an executive officer. The musician’s bail has been set at $75,000.

Following his arrest on the morning of Thursday, August 21, Lil Nas X was briefly hospitalized for a suspected overdose, before being taken to jail. According to Reuters, a Los Angeles judge is ordering Lil Nas X to attend Narcotics Anonymous meetings, but the musician’s attorney, Christy O’Connor, said that her client was not taking illegal drugs prior to his arrest.