The on-loan Liverpool forward marked his second appearance and maiden start for the Tigers by netting from close range shortly before half-time at the City Ground.
Elsewhere in the Championship, Ryan Kent's Bristol City and Ovie Ejaria's Sunderland played out a thrilling 3-3 draw at Ashton Gate. Kent set up the hosts' third goal, which put them 3-0 up before the break, but Sunderland fought back to claim a point.
On Friday, Marko Grujic played the majority of Cardiff City's 1-1 draw at Millwall while, 48 hours later, Divock Origi came off the bench in Wolfburg's 3-1 defeat to Werder Bremen.