The Saints striker will miss two games due to his gesture towards Man City. Here is how some Southampton fans reacted to the news.
The Saints striker has until 8pm GMT on January 7 to respond to a charge relating to an incident in the Premier League home loss to Manchester City.
Southampton lost to Cardiff City in the Premier League on Saturday.
Leeds United fans are understandably furious after it was decided that Charlie Austin would not face action.
Southampton's Charlie Austin was furious after the 1-1 Premier League draw with Watford; could a return to Queens Park Rangers make him happy again?
Charlie Austin was furious as Southampton were denied a second goal by the officials in their 1-1 Premier League draw against Watford.
Charlie Austin joined Southampton from Queens Park Rangers in January 2016.
Charlie Austin did not impress the Southampton fans during Mark Hughes' side's latest fixture.
Southampton striker is glad to be back playing.
Queens Park Rangers beat Derby County in the play-off final four years ago to the day yesterday.