Opting for Russian citizenship, Korotkevich had a highly successful opening season for her new country. She won the Russian Athletics Championships with a performance, then held off namesake Larisa Mikhalchenko of Ukraine to lift the title at the 1993 European Cup. A throw of proved to be the best by any woman in the world that year. Korotkevich failed to carry through this form at the 1993 World Championships in Athletics as, despite entered as the world-leading athlete, she failed to progress to the final round. Her national rival Olga Chernyavskaya was the eventual world champion.