he made his bosnia and herzegovina debut in 2012 in a 3–0 friendly win against slovenia under coach safet sušić. vršajević was named in the bosnia and herzegovina 23-man squad for their first world cup participation ever in the 2014 world cup. on 25 june 2014, he scored his first goal and bosnia's third in the 83rd minute to make it 3–1 for bosnia and herzegovina against iran in the last group match, where he also made his world cup debut.