But the result means the Blues continue to sit 10th in League One, while the gap to the top six remains at seven points.
Danny Cowley’s men are now in an enforced 16-day break, which sees them out of action until a trip to Bolton on Tuesday April 5.
Pompey then have the tough task of playing their remaining eight games of the season in the final 26 days of the season.
With just over a month to go until the end of the campaign, we’ve returned to FiveThirtyEight to see where they predict Pompey and their rivals to finish in League One this term.
Here’s what we found.
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Pompey then have the tough task of playing their remaining eight games of the season in the final 26 days of the season.
5. AFC Wimbledon - 20th
Predicted points at end of the season: 42 Predicted goal difference: -25 Picture: Justin Setterfield/Getty Images Photo: Justin Setterfield
6. Fleetwood Town - 19th
Predicted points at end of the season: 44 Predicted goal difference: -18 Picture: Pete Norton/Getty Images Photo: Pete Norton
7. Lincoln - 18th
Predicted points at end of the season: 53 Predicted goal difference: -8 Picture: Naomi Baker/Getty Images Photo: Naomi Baker
8. Cambridge United - 17th
Predicted points at end of the season: 54 Predicted goal difference: -16 Picture: Pete Norton/Getty Images Photo: Pete Norton