As reported by Censor.NET citing Ukrainski Novyny, he said this during joint press conference with Latvian President Raimonds Vejonis.
"I am grateful to President Vejonis for support of the reforms, as well as for backing Ukraine's European aspiration and granting of visa-free regime for Ukraine effective Jan. 1, 2016," he said.
According to Poroshenko, Ukraine and Latvia plan fruitful cooperation in the security domain.
Poroshenko also informed Vejonis about reforms Ukraine plans to implement after local elections, including those on the Constitutional reform in decentralization part, as well as in judicial sector.
As reported, Poroshenko believes that reluctance to lift judicial and deputy immunity will ban Ukraine from visa-free travel with the EU.