Jeremy Brockie's first-half strike moved Matsatsantsa into seventh spot on the League standings, as their opponents dropped down to ninth.
Maritzburg bossed the closing exchanges of the match, but were unable to find a way past an inspired Ronwen Williams as their winless home run against SuperSport stretched to nine games.
The game finally sparked into life on the half-hour mark after what was a slow start with Thuso Phala finding the back of the net after David Mathebula saw his shot fly just wide, Phala's effort though was chalked off having been in an offside position when receiving the ball.
SuperSport though would find their goal in the 38th minute through the in-form Brockie.
The New Zealand international charging past a flat-footed John Pantsil to latch onto Kingston Nkhahta's cross from close range to net his fourth league goal of the campaign.
Maritzburg had their chances with Abel Mabaso testing Ronwen Williams before the break and Deolin Mekoa sending his volley attempt wide four minutes into the second stanza.
The visitors should have doubled their advantage in the 56th minute. Mathebula found himself through on goal, but instead of setting up Kingston Nkhahta who would've had an easy finish he tried to stab the ball through Virgil Vries legs, but the Maritzburg gloves man was not to be fooled.
Steve Komphela's side pushed forward in search of the equaliser and must of thought they had levelled matters when Mondli Cele connected sweetly.
The Maritzburg midfielder's deflected effort just after the hour mark looked destined for the back of the net but Rowen Williams was at hand to deny the home side with a spectacular save.
The Team of Choice continued to push forward, but were guilty of poor finishing with Mohammed Anas missing a sitter in stoppage time to sum up a below par showing by the KwaZulu-Natal outfit who drop out of the top eight.