diff --git a/autogl/solver/classifier/graph_classifier.py b/autogl/solver/classifier/graph_classifier.py
index 85511b2..2a70ae9 100644
--- a/autogl/solver/classifier/graph_classifier.py
+++ b/autogl/solver/classifier/graph_classifier.py
@@ -266,8 +266,8 @@ class AutoGraphClassifier(BaseClassifier):
                 "Please manually pass train and val ratio."
             )
             LOGGER.info("Use the default train/val/test ratio in given dataset")
-            if hasattr(dataset.train_split, "n_splits"):
-                cross_validation = True
+            #if hasattr(dataset.train_split, "n_splits"):
+            #    cross_validation = True
 
         elif train_split is not None and val_split is not None:
             utils.graph_random_splits(dataset, train_split, val_split, seed=seed)