The agreement means the two broadcasters will continue to screen up to 30 games a season each from the Scottish Premiership to at least the end of the 2019-20 season.
The new deal will also see BT add up to six live play-off games as well.
> Sky and BT seal massive £5billion Premier League live TV deal HERE
> ALL live domestic games confirmed for TV screening HERE
> Who's showing what football this season HERE