 In January 2010, with a contract running until June, he returned to Porto, trying to persuade manager Jesualdo Ferreira to add him to the squad of the four-time national champions; he did not and was loaned one more time, now to another fellow league club Rio Ave FC.In mid-February 2011, Moraes signed with Associação Naval 1º de Maio also in Portugal.He scored regularly during his four-month spell with the Figueira da Foz team, but it could not finally avoid top-flight relegation.