Manchester City defender Alex Greenwood has tested positive for Covid-19 and has left England's training camp.
The 28-year-old will be monitored regularly with a view to returning for England's game against Belgium on 16 June.
The Lionesses are preparing in the Netherlands for Euro 2022, which runs from 6-31 July in England.
After the Belgium friendly, they also play Switzerland and the Netherlands before the Euros.
England manager Sarina Wiegman is also not with the squad because of a "close family bereavement".
The Football Association announced the Wiegman news on Monday and said they expect her to return on 13 June.
Assistant coach Arjan Veurink will lead training and tournament preparations.