Jean-Ricner Bellegarde opened the scoring for Lens in the first leg of the play-off but Dijon claimed a 1-1 draw on Thursday.
Dijon face Lens in a play-off after avoiding automatic relegation to Ligue 2 and instead condemning Caen on the final day of the season.
A brace in PSG's 4-0 win over Dijon moved Kylian Mbappe two goals behind Golden Shoe leader Lionel Messi.
Dijon boss Antoine Kombouare reacted angrily to allegations that Prince-Desir Gouano was racially abused by the club's supporters on Friday.
Amiens captain Prince-Desir Gouano confronted Dijon supporters after claiming to have heard racist chants during a Ligue 1 match on Friday.
Real Madrid president Florentino Perez hinted at moves for Kylian Mbappe and Neymar but PSG boss Thomas Tuchel is not fazed.
Angel Di Maria starred as Paris Saint-Germain won 4-0 at Dijon in their first match since crashing out of the Champions League.
Paris Saint-Germain remain on course for a fifth Coupe de France title in a row after cruising to a 3-0 quarter-final win over Dijon.
Thomas Tuchel expects to see Edinson Cavani in Paris Saint-Germain training this week, with a potential return following on Saturday.
Four-time defending Coupe de France champions Paris Saint-Germain will host Dijon in the quarter-finals.