diff --git a/alpha_automl/automl_api.py b/alpha_automl/automl_api.py
index d2aa862..4b17721 100644
--- a/alpha_automl/automl_api.py
+++ b/alpha_automl/automl_api.py
@@ -124,7 +124,7 @@ def fit(self, X, y):
                 if self.optimizing and index < 10:
                     opt_pipeline = optimizer.optimize_pipeline(pipeline.get_pipeline())
                     smac_pipeline = score_pipeline(opt_pipeline, X_sample, y_sample, self.scorer, self.splitter, self.task_type)
-                    if smac_pipeline.get_score() > pipeline.get_score():
+                    if smac_pipeline.get_score() < pipeline.get_score():
                         logger.critical(f'[SMAC] Former {pipeline_id} successfully optimized: {pipeline.get_score()} => {smac_pipeline.get_score()}')
                         sorted_pipelines[index] = smac_pipeline
         
diff --git a/alpha_automl/hyperparameter_tuning/smac.py b/alpha_automl/hyperparameter_tuning/smac.py
index b9f667a..c91ad6c 100644
--- a/alpha_automl/hyperparameter_tuning/smac.py
+++ b/alpha_automl/hyperparameter_tuning/smac.py
@@ -130,7 +130,7 @@ def __init__(
         y=None,
         n_trials=50,
         splitter=make_splitter('holdout'),
-        scorer=make_scorer('accuracy_score'),
+        scorer=make_scorer('r2_score'),
     ):
         self.pipeline = None
         self.X = X