A woman was arrested Thursday for shooting her love interest in the foot with his NYPD cop brother’s handgun, police sources said.

Ashley Vigo, 23, was arrested after shooting her boyfriend, 32, once in the ankle at about 10:30 a.m. on Wenner Place in Throgg’s Neck, the sources said.

The victim’s brother’s service weapon was used in the shooting. The cop, whose name wasn’t immediately released, was not present for the incident.