Pompey are on the road for the first time in the Championship this season as they visit newly-promoted Lincoln City.
Meanwhile, the Imps, now under the joint management of Tom Shaw and Chris Cohen, also tasted defeat on their return to the second tier after falling to a 2-1 reverse to Middlesbrough at the Riverside Stadium.
We’ve taken a look at the early team and injury news from both camps ahead of this lunchtime’s showdown at Sincil Bank.
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13. Marlon Pack - Doubt
Mousinho has declared the skipper fit after recovering from knee surgery in pre-season. Pack is the only member of the Blues boss' squad expected to return to the fold. | Getty Images
14. Thomas Waddingham - Out
The Aussie is set to undergo an operation after sustaining a serious ankle injury against West Ham earlier this month. Waddingham is now set to miss at least 10 weeks of action. | Chris Foxwell