St Mirren were presented with the Ladbrokes Championship trophy after Saturday's 2-1 win over local rivals Morton.
Jack Ross's side had secured the title with a 0-0 draw against closest challengers Livingston the previous week and celebrated with a victory on a day of glorious sunshine at the Paisley 2021 Stadium, with goals from Danny Mullen and Lewis Morgan.
Saints are now looking forward to Premiership football again come August after three years in the second tier.