MONTREAL -- At least one bullet was fired outside a Lachine bar on Monday evening, Montreal police said. 

Around 9 p.m., police received a call that gunfire had been heard outside the bar, on William-Macdonald Street, between 6th and 7th Avenues. 

Several people were inside the bar when the shots rang out, police confirmed, but no one was injured. 

Officers set up a perimeter in the area and are investigating the incident.