Real Madrid's Modric won a penalty for Croatia's opening goal and converted a spot kick in extra time to wrap up victory for Dalic's side.
"He had an injury in the match against Girona and is out of action," Ancelotti told reporters ahead of Saturday's LaLiga game against Almeria.
PSG, who lost the last-16 tie 3-2 on aggregate, did not immediately respond to a request for comment.
The result on Sunday will be two sides made up of separate generations.
Real Madrid player Rodrygo revealed a strange relationship that brings him together with veteran teammate Luka Modric.
MADRID (Reuters) - Real Madrid defender Raphael Varane made up for the absence of Sergio Ramos by scoring one goal and making another to help his side to a hard-fought 3-0 win at Getafe on Saturday, their first La Liga victory in four matches.
Real Madrid will face one of these five teams who finished group leaders; Liverpool, Bayern Munich, RB Leipzig, Manchester City and Juventus.
Luka Modric was named Balkan Athlete of the Year on Thursday, becoming only the second soccer player to scoop the prize after Bulgaria's former European Footballer of the Year Hristo Stoichkov in 1994.
Juventus forward and 2017 winner Ronaldo came second, while Atletico Madrid and France striker Antoine Griezmann came third.
Inter Milan said Friday they were ready to sue Spanish football league president Javier Tebas over comments he made concerning the Italian team's bid to sign Real Madrid's Croatian star Luka Modric this summer.
Luka Modric will meet next Wednesday with Real Madrid’s president, Florentino Perez, to discuss his possible departure from Real Madrid and his signing for Inter Milan.
Croatia's captain led his team to their first World Cup final surpassing the Croatian achievement in the1998 World Cup when they finished third.
Twenty Two players carry the dreams of their people; will it be the first for Croatia or France for the double?
Luka Modric has already done enough at the World Cup to upstage some top names in contemporary soccer
Croatia defender Dejan Lovren says team mate Luka Modric would be a contender for the Ballon d'Or award if he was Spanish or German and is under-valued because of his nationality.
Nigeria suffered from a bit of growing pains on Saturday when the young Super Eagles were schooled in set pieces by Croatia who shot to the top of Group D
Zidane left Cristiano Ronaldo at home for his side's Liga game away to basement club Malaga on Sunday, also resting Gareth Bale, Luka Modric and Raphael Varane.
Real Madrid midfielders Toni Kroos and Luka Modric have little chance of being available to coach Zinedine Zidane for the next game against Paris Saint Germain.
Real Madrid could be without Marcelo and Modric for their Champions League last-16 second leg at Paris St Germain.
Modric reached 150 games in La Liga with the white team in San Mamés against Athletic Club.