Nassau Bay police arrested a man investigators said beat his girlfriend's son with a belt.
The incident happened on April 23, police said.
According to court documents, Rodney Dykes, 49, beat struck his girlfriend's 12-year-old son's leg multiple times with a belt to discipline him for lying about a mp3 player.
Investigators said the boy also had large circular bruising consistent with a fist strike.
Dykes was previously convicted of delivery of a controlled substance on November 18, 1987.
He was later convicted of burglary of a habitation on July 6, 1999.