In August 2006 Koroman was re-signed on a season long loan deal to Portsmouth, however after falling out favour at Portsmouth and seeing little action, he signed for Red Star Belgrade on 6 February 2007, in a seven month loan deal.
In August 2006 Koroman was re-signed on a season long loan deal to Portsmouth after falling out favour at Portsmouth and seeing little action, he signed for Red Star Belgrade on 6 February 2007. This was in a seven month loan deal. This was however.