After the resignation of Mirela Holy as Minister of Environment and Nature Protection, at the proposal of Prime Minister Zoran Milanović, Zmajlović was elected minister on 13 June 2012.
Nakon ostavke Mirele Holy dužnosti ministra okoliša i zaštite prirode, na prijedlog premijer Zoran Milanović, Zmajlović izabran je za ministra za 13. lipnja 2012.