Hey Dad..! actor Robert Hughes has lost his appeal in the high court, meaning Hughes' six year jail sentence will not change.
7 News court reporter Leonie Ryan tweeted the breaking news.
According to reports the decision was unanimous, with four judges dismissing the appeal and three allowing it.
Hughes was convicted of 10 offences committed against several girls between 1985 and 1990, including Hey Dad..! co-star Sarah Monahan.
He was jailed in 2014.
Hughes previously attempted to appeal his conviction for seven counts of indecent assault, two counts of sexual assault and one count of assault in 2015 but was denied.