The Valley's memorial garden will be open from 12.30pm – 1.20pm on Saturday ahead of Charlton’s anniversary game against Portsmouth.
The memorial garden is normally open from 1.30pm on matchdays but the opening time has been adjusted with Portsmouth fans in two blocks of the East Stand.
Home tickets for Saturday’s match against Portsmouth, which will see the club celebrate the 25th anniversary of its return to The Valley are on restricted sale.
Supporters need to be on the club’s ticketing database and have a purchase history in order to buy. To purchase online, log in to your account, refresh the page and the match will then appear under. Please click here to buy online.