Mbappe suffered an injury to his left ankle following a tackle with defender Adil Rami during the team's training and left the session early.

"I'm fine, it's just a hit so it does not matter but thank you for your messages," the 19-year-old posted on Twitter.

France arrived in Russia on June 10 and will begin their World Cup campaign against Group C rivals Australia in Kazan on Saturday night (AEST).

After that they will face Peru in Yekaterinburg on June 21 and Denmark in Moscow on June 26.