Manchester City players Riyad Mahrez and Aymeric Laporte have tested positive for coronavirus, the Premier League club announced on Monday.
City said in a statement that both players were self-isolating in accordance with Premier League and government rules.
"Neither is displaying symptoms of the virus," the statement said.
"Everyone at the Club wishes Riyad and Aymeric a speedy recovery ahead of their return to training and the new season."
Manchester City's first Premier League match is against Wolves on September 21.