The man had originally been charged with causing grievous bodily harm to Paul Colin Morrison, 51, from Burton Leonard, Harrogate, on 1 November.
Mr Morrison died at Harrogate District Hospital on 20 November.
A 44-year-old man, from Harrogate, is expected to appear before the town's magistrates in December.
Mr Morrison suffered head injuries in the incident which occurred in the beer garden at the Wetherspoons Royal Baths pub on Parliament Street at around 19:30 GMT.
A 43-year-old man from the York area also required treatment for facial injuries during the incident.
A man has been charged with manslaughter after a man died in hospital almost three weeks after an incident in a pub beer garden.