The two were previously charged with grievous bodily harm and affray, but had their charges upgraded to murder yesterday.
Two men from Donegal have been charged with the murder of a 66-year-old man in Australia.
The two were originally charged with the assault of the man on December 29, after 66-year-old was found in a critical condition on the side of a road in Summer Hill.
New South Wales emergency services arrived to the scene shortly after 12.30am on December 29 and the man was treated at the scene before being taken to hospital in a critical condition.
However he died yesterday morning at around 8.30am.
Christopher McLaughlin (24) and Nathan Kelly (21) from Co Donegal were first charged with grievous bodily harm and affray but had their charges upgraded to murder yesterday.
Both men remain in custody and are due to appear at Burwood Local Court on Wednesday 9 January.