Dustin Diamond is back behind bars.
The 39-year-old Saved by the Bell alum was arrested on Wednesday (May 25) in Port Washington, Wisconsin, according to E! News.
Dustin was booked into the Ozaukee County Jail accused of violating his probation.
He was released from custody back in April after serving three months for stabbing a man during a 2014 bar fight.
Earlier this month, Dustin stopped by Extra to talk with his former co-star Mario Lopez about his time in jail.
Dustin Diamond Interview With Mario Lopez