diff --git a/tests/datasets/test_depth.py b/tests/datasets/test_depth.py
index 9a6c1f942..a50fb9495 100644
--- a/tests/datasets/test_depth.py
+++ b/tests/datasets/test_depth.py
@@ -11,12 +11,15 @@ and legacy marker variants) lives in ``test_dataset_metadata.py``.
 
 from pathlib import Path
 
-import av
 import numpy as np
 import PIL.Image
 import pytest
 import torch
 
+pytest.importorskip("av", reason="av is required (install lerobot[dataset])")
+
+import av
+
 from lerobot.configs import DepthEncoderConfig
 from lerobot.configs.video import DEPTH_QMAX, VALID_VIDEO_CODECS
 from lerobot.datasets.depth_utils import dequantize_depth, quantize_depth