Fleetwood Town have called off their next two League One games matches after "several" positive Covid-19 tests at the Lancashire club.
The home game with Ipswich Town on Monday, 4 January and the trip to Sunderland on Saturday, 9 January are the two matches affected.
It means a fourth successive postponement for Ipswich, who had their own Covid issues prior to Christmas.
Sunderland have already had four games called off in a row.
The Wearsiders are scheduled to return at Northampton on Saturday.
In a statement, Fleetwood said: "The club has advised the EFL that it is unable to fulfil the fixtures following several positive COVID-19 tests.