diff --git a/tests/test_datasets.py b/tests/test_datasets.py
index 2e0686e4..dac18c14 100644
--- a/tests/test_datasets.py
+++ b/tests/test_datasets.py
@@ -123,6 +123,7 @@ def test_multilerobotdataset_frames():
     assert len(dataset) == sum(len(d) for d in sub_datasets)
     assert dataset.num_samples == sum(d.num_samples for d in sub_datasets)
     assert dataset.num_episodes == sum(d.num_episodes for d in sub_datasets)
+
     # Run through all items of the LeRobotDatasets in parallel with the items of the MultiLerobotDataset and
     # check they match.
     expected_dataset_indices = []