Danny Cowley’s men will look to return to winning ways in the league after three games without success.
The Blues boss has some selection issues to digest as he goes in search of three points at The Valley.
Does he continue with Connor Ogilvie operating out of position at right-back, with Joe Rafferty making significant progress in the recovery from stomach muscle surgery?
Is it time for Tom Lowery to come back into the fray, as he closes in on his return from a hamstring complaint?
Here’s how we think Pompey will line up against Ben Garner’s men.
Does he continue with Connor Ogilvie operating out of position at right-back, with Joe Rafferty making significant progress in the recovery from stomach muscle surgery?
![Done a good job filling in at left-back, and, in all probability, likely to continue in that role.](https://www.portsmouth.co.uk/webimg/b25lY21zOjA2M2I1MTRiLTI4ZTQtNDBjMi1hMzg0LWE2NTJjNTUxNWM1ZToxNWVhMzM1NS0yNjJiLTRlMmQtOGNmNy00YmM0ODRiNTg3Y2E=.jpg?crop=3:2&trim=&width=640)
5. Clark Robertson - LB
Done a good job filling in at left-back, and, in all probability, likely to continue in that role.Photo: National World
![Form perhaps has dipped slightly in the past couple of games, but still likely to keep his place.](https://www.portsmouth.co.uk/webimg/b25lY21zOmQzNzc5MWQ2LTUzOWQtNGQ1ZC1iNWU1LWMwMDVkMzYwZGE1Mjo0YjUwNzJlOC1hNDA3LTQzZmEtYTc0MS1lNWQzNzM2N2QwZDQ=.jpg?crop=3:2&trim=&width=640)
6. Owen Dale - RW
Form perhaps has dipped slightly in the past couple of games, but still likely to keep his place.Photo: NationalWorld
![Sir Marlon starts every week. End of story.](https://www.portsmouth.co.uk/webimg/b25lY21zOmQ5ZWFmZmM3LWIwNzgtNDk5ZC1iYmQ1LWE5NTI4MDQ3OTk1Nzo5OWY1MDhiNC1lZTM1LTQ1MjktYWMzOC1jMjAyZGJhOWI4NzE=.jpg?crop=3:2&trim=&width=640)
![Will vie with Lowery if he is back in contention. Fitness may well give him the edge.](https://www.portsmouth.co.uk/webimg/b25lY21zOjNiNzM3ZmYwLWEwMzktNDc4My04ZTFlLTBhOWQwZTM4NjA4ZDozZWVhODJlNy02MTE0LTQ3MzctOGYzZC1hN2VhYzkzMDIwOTQ=.jpg?crop=3:2&trim=&width=640)
8. Joe Morrell - CM
Will vie with Lowery if he is back in contention. Fitness may well give him the edge.Photo: National World