Leganes edged out Levante 1-0 in La Liga on Monday, propelling the home side up to 11th in the table.
Real Madrid loanee Oscar Rodriguez was the goal hero for the Cucumber Growers, with the minnows moving 10 points clear of the relegation zone.
Barcelona's attempt to hold onto the La Liga title was strengthened after a 1-0 win at Los Blancos in El Clasico on Saturday.
Ivan Rakitic's goal was enough for Barca to claim their second win over Real in four days after beating them 3-0 in the Copa del Rey.
Week 26 Results
Rayo Vallecano 0-2 Girona
Espanyol 3-1 Real Valladolid
Villarreal 1-2 Alaves
Huesca 2-1 Sevilla
Real Madrid 0-1 Barcelona
Eibar 1-0 Celta Vigo
Real Betis 1-2 Getafe
Real Sociedad 0-2 Atletico Madrid
Valencia 2-0 Athletic Bilbao
Leganes 1-0 Levante
La Liga Standings (Games Played, Points, Goal Difference)
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