The Northants Steelbacks cruised to a 44 run victory over the Derbyshire Falcons at the County Ground in Derby to move above their opponents into 4th place in the North group.
The victory for the Steelbacks over their nearest rivals means they go into Sundays match against the Durham Dynamos knowing victory will seal a place in the Friends Provident t20 quarter finals.
Eric Chigumbura (14-4) ensured the Steelbacks would go into the last round of group games with their destiny in their own hands thanks to a staring role after scoring 35 with the bat and then taking 4 wickets.
The Steelbacks batted first after losing the toss and thanks to Chigumbura and David Sales (39) the visitors reached 159-4.
In reply the Falcons suffered a torrid time with the bat after suffering a middle order collapse which saw them lose 5 wickets in the space of 18 balls.
The home side lost wickets at regular intervals throughout the game reaching a total of just 116.