It was the second straight game in which Slovakia dropped the contest in the last few minutes of action.
Tomas Tatar nonetheless had a strong outing, picking up a pair of assists on goals by Andrej Sekera and Libor Hudacek.
Tatar has one goal and two assists in four games so far in the tournament.
Slovakia's record in the preliminaries has now dropped to 1-0-0-3. Their next game takes place on Friday against France.