Dave Kilcoyne scored the only try of the game in a 14-3 win that leaves Anthony Foley's men top of the Pool.
Today Ulster host last year's Heineken Cup winners Toulon at the Kingspan Stadium from one o'clock.
Later this evening the other game in Pool 3 will see Scarlets host Leicester at 7:45.
Also in the Champions Cup today, in Pool 4, Bath host Toulouse from 3:15, while Glasgow travel to challenge Montpellier at 5:15
And in Pool 5, the Northampton Saints are at home for their game against the Ospreys, which also gets underway at a quarter-past five.
Meanwhile, Connacht are away from home today in the European Rugby Challenge Cup.
They play the Exeter Chiefs in a Pool 2 clash at 3:00.
And in the All-Ireland Junior Cup Clonmel host Bangor, with kick-off at 2:30.
