Málaga slip to third in La Liga after sharing the points with Athletic Bilbao in a 0-0 draw, Mallorca taking over second spot after a 2-0 win against Valencia.
A goal in each half, one from Víctor Casadesus and the second from Arizmendi were enough to see the islanders through and up into second place.
Atlético Madrid move up to fourth after a 2-1 win against visiting Valladolid, Godin and Falcao scoring for the home side, Falcao from the penalty spot, and Bueno pulling one back for the visitors in the second half.