Chelsea forward Kai Havertz has withdrawn from the German training camp over the weekend.
The Germans are set to take on Belgium in a friendly match on Tuesday night.
But Havertz will not take any part in the contest, as he appears to be heading back to London and his club side.
Kai Havertz has traveled home from the squad due to illness," Germany announced on their official Twitter account.
The attacking midfielder did play in a 2-0 win over Peru on Saturday.
While other nations are busy with Euro 2024 qualifiers, as host nation of the tournament, Germany is already guaranteed a spot at the tournament.