A man has been arrested in connection with the death of a man in Bray, Co Wicklow, on 19 January.
William Moorehouse, who had an address at the Half Moon Halting Site just outside Bray, died in the playground at Ballywaltrim in Bray.
Gardaí said they arrested a man aged in his 30s in connection with the investigation into Mr Moorehouse's death.
He is being detained at a garda station in the Wexford/Wicklow area.
Two men and a teenager have already appeared in court in Co Wicklow charged in connection with the death of the 36-year-old man in Bray earlier this year.