Officers received a report of a man found injured within a common close on Knapdale Street around 2am on Saturday, 3 July. The 33-year-old was pronounced dead at the scene. A 26-year-old man has been arrested and enquiries are ongoing.
Detective Inspector Peter Crombie, senior investigating officer, said: "I want to reassure the community we are treating this as an isolated incident. I would appeal to anyone who witnessed the incident or has any information surrounding what happened to contact us."
Anyone with info should call 101 quoting incident 0657 of 3 July or Crimestoppers on 0800 555 111.