Croatian voters began heading to the polls on Sunday in a runoff presidential election that will shape the country for the next five years.

Polls opened at 7 a.m. (0600GMT) for over 3.8 million registered voters to elect the country’s next president.

Voters will be choosing between first round favorite and former Prime Minister Zoran Milanovic from the Social Democratic Party (SDP) who won 29.54% of the vote in the first round, and incumbent President Kolinda Grabar Kitarovic, of the ruling Croatian Democratic Union (HDZ), who won 26.67%.

Read more: Croatia holds second round of presidential elections