Gardai are investigating an bomb attack on a house in the Muff area of North Donegal.
It is understood the device was thrown in to a house at Wheattfield at around midnight and exploded.
It is thought one man was in the house, he escaped injury.
It is the same house that was the victim of a gun attack earlier this year.
The attacks are blamed on dissident republicans
Local Deputy Padraig MacLochlainn says those responsible see them selves as self appointed vigilantes: