Kammala wannan jumla: A Wasannin Olympics na 2004 a Athens, Erke ta ci gaba da shirinta a wasan Olympics na biyu, ta sake yin gasa a cikin mita 100 da 200 na baya. Ta yi rikodin FINA B-daidaitaccen shigarwa na 1:04.28 (100 m baya) da 2:19.11 (200 m baya) daga
Gasar Zakarun Turai a Madrid, Spain. A tseren mita 100 na baya, Erke ya kalubalanci wasu 'yan wasa shida a zagaye na biyu, ciki har da Anastassiya Prilepa mai shekaru 14 daga Kazakhstan da Olga Gnedovskaya na Uzbekistan. Ta yi tsere zuwa matsayi na uku da na talatin da huɗu gaba ɗaya ta hanyar 0.23 na biyu a bayan Chonlathorn Vorathamrong na Thailand tare da lokacin 1:05.38. A cikin mita 200 na baya, Erke ya raba matsayi na ashirin da ɗaya tare da Alessia Filippi na Italiya daga farkon safiya. Ta yi iyo a cikin zafin jiki iri ɗaya da na farko, ta buga mafi kyawun rayuwa na 2:17.29 don ɗaukar wani matsayi na uku ta hanyar bambanci na 3.22 na biyu a bayan mai nasara Evelyn Verrasztó na Hungary.