Police investigating the death of 43-year-old Wayne Reid have been granted a court extension to continue questioning a man arrested on suspicion of murder.
Mr Reid was pronounced dead at an address in the Society Court area of Coleraine.
On Friday, police were granted the extension of 36 hours in relation to a 33-year-old man who had been arrested on Wednesday.
Police have said they believe Mr Reid may have been involved in an altercation, sometime between Thursday January 8 and Saturday January 10 in the Society Court or Society Street areas of Coleraine.
On Thursday police were also searching an apartment building in relation to the incident.
Subscribe or register today to discover more from DonegalLive.ie
Buy the e-paper of the Donegal Democrat, Donegal People's Press, Donegal Post and Inish Times here for instant access to Donegal's premier news titles.
Keep up with the latest news from Donegal with our daily newsletter featuring the most important stories of the day delivered to your inbox every evening at 5pm.