A Queens man is dead after allegedly being stabbed by his step-son. 

Investigators say it happened shortly after 3:30 p.m. Sunday afternoon. 

Police say 19-year-old Nickel Mclean got into some sort of dispute with his step-father, 50-year-old David Hightower, before stabbing him. 

Hightower was taken to the hospital, where he was pronounced dead. 

No word yet on any charges.