Former Ghana youth international Maxwell Boadu Acosty scored the opener as Rijeka beat Rudeš 3-0 on Sunday in the Croatian top-flight.
Acosty was quick out of his blocks as he found the back of the next after six minutes.
Just after the hour mark, Marko Vešovi? double the lead and in added on time Jakov Pulji? netted the third.
After 20 matches, Rijeka are fourth on the table.