Angers goalkeeper Alexandre Letellier saved a penalty in the 89th minute to help his side reach the Coupe de France final with a 2-0 win over Guingamp.
Thomas Mangani had given the home side the lead in the 38th minute, but Guingamp, who won the cup in 2009 and 2014, were handed a questionable lifeline when Angers' Cheikh Ndoye was whistled for handling a cross.
But Letellier pushed Jimmy Briand's spot-kick onto the post, and Karl Toko Ekambi added a second goal in stoppage time to seal it.
Paris Saint-Germain striker Edinson Cavani has extended his contract with the French champions until 2020.
Restored to his preferred central-striking berth since the departure of Zlatan Ibrahimovic to Manchester United on a free transfer, the Uruguay international has thrived under new coach Unai Emery.
Cavani, 30, boasts a sensational 31 goals from 32 Ligue 1 appearances and he added eight from eight UEFA Champions League outings, as well as another five from four domestic cup appearances.
PARIS -- Paris Saint-Germain have entered into a decisive week in terms of their domestic ambitions, with a Coupe de France semifinal at home to AS Monaco on Wednesday and a Ligue 1 trip to OGC Nice on Sunday.
By this time next week, the French champions' season could be as good as over with hopes of an incredible third consecutive domestic clean sweep dead. However, those hopes could equally still be alive and kicking if Unai Emery's men can beat their two strongest rivals on the home front.
PARIS -- Paris Saint-Germain coach Unai Emery has emphasised the importance of playmaker Javier Pastore despite the Argentina international's latest injury setback.
El Flaco has suffered numerous fitness issues throughout this season but when he has been fit and played, he has more often than not been decisive in results.
Pastore, 27, came off with a minor injury nine minutes from the end of PSG's 2-0 win over Montpellier at Parc des Princes last Saturday and he will now miss Wednesday's Coupe de...