Mark Tollefson scored 18 points, Cody Doolin added 13 and San Francisco came back in the second half to beat Pepperdine 64-58 on Saturday night.
Cole Dickerson had 11 points for the Dons (13-15, 6-9 West Coast), who have won six of their last 10 conference games after losing their first five.
Nikolas Skouen scored 19 points and hit five 3-pointers, and Stacy Davis added 12 points and 13 rebounds for the Waves (12-15, 4-10).
Pepperdine led for most of the second half until two free throws by Tollefson gave San Francisco a 52-51 cushion with 4:32 to play. Skouen hit a 3-pointer and two free throws to get the Waves within 60-58 with 1:10 remaining, but they got no closer and missed their last four shots from the floor.