A dog harness to deter jumping comprising a neck collar, a brisket cinch, and at least one fabric panel overlying the forechest of the dog and interconnecting the neck collar and the brisket cinch at a harness anchor point below the dog's chest and a pair of hind leg loops with free ends that respectively encircle each hind leg of a dog above the stifle, a connection to merge the free ends to form a single abdominal connecting link that underlies the belly and abdomen of a dog, and a selective connection between the abdominal connecting link and the harness anchor point.