Luis Suarez double sent Atletico Madrid seven points clear in La Liga after goalkeeper Marko Dmitrovic had given Eibar the lead.
Marko Dmitrović taking on a penalty shot for the first time for his club, scored his first career goal.
Suarez then netted the winner with a “Panenka” penalty in the 89th minute.
Dmitrovic was denied the opportunity to try to rescue his side a point when Eibar had a penalty rejected in injury time.
as they appealed in vain for a handball against Atleti’s Stefan Savic.
The Serbian goalkeeper was the 4th player to take a penalty for Eibar in La Liga this season. Before he stepped up, they had missed three out of five penalties, including their previous two.
It is a big win for Diego Simeone’s side who now have a strong grip on the title race in Spain.
As well as a seven-point advantage on second-placed Real Madrid the dominating champions, and a 10-point lead over Barcelona, they have a game in hand on both.
Suarez who joined the club after being released by Barca in the summer has played a huge role in helping them achieve this.
With Thursday’s two goals taking him to 11 for the season levelling with Lionel Messi.