Harper went 2-for-4 with a home run in Wednesday's 6-1 loss to the Diamondbacks.
Harper accounted for the first and only extra-base hit of the game with a solo homer off Kevin Ginkel in the ninth inning. The 26-year-old now has 20 long balls on the season along with 74 RBI and 66 runs scored while slashing .251/.371/.467.