diff --git a/alpha_automl/hyperparameter_tuning/smac.py b/alpha_automl/hyperparameter_tuning/smac.py
index c91ad6c..0874969 100644
--- a/alpha_automl/hyperparameter_tuning/smac.py
+++ b/alpha_automl/hyperparameter_tuning/smac.py
@@ -150,7 +150,7 @@ def train(self, config: Configuration, seed: int = 0) -> float:
             scoring=self.scorer,
             error_score='raise',
         )
-        return 1 - np.mean(scores)
+        return np.mean(scores)
 
     def optimize_pipeline(self, pipeline):
         self.pipeline = pipeline