Detroit police announced the arrest Tuesday, saying that the suspect was found in Ohio. He will be extradited to Michigan to face charges.
Police a dispute over one individual not holding an elevator for another escalated to a fatal shooting early Nov. 27 at 400 Monroe Street near Brush Street.
The victim was identified as a 29-year-old man.
Chief James White called the shooting "absolutely ridiculous" and another example of people failing to use problem-solving skills and instead resorting to violence.
"Someone wouldn't hold an elevator door and was ultimately shot," he said when announcing that the department was looking for the shooter.