A man had been arrested in connection with the murder of a Dutch national in an apartment.
Kamal El Habsati, 31, who was of Moroccan descent, was found dead at a property called Linnbhla in Santry Cross, Ballymun, north Dublin.
Gardaí said a 41-year-old man was arrested yesterday evening. He is being detained at Ballymun Garda Station.
The victim was found in a first floor apartment on Wednesday December 5 with a knife wound.