--- a/tools/schemacode/schemacode/tests/test_validator.py
+++ b/tools/schemacode/schemacode/tests/test_validator.py
@@ -1,4 +1,5 @@
 import os
+import pytest
 
 
 def test__add_entity():
@@ -295,6 +296,10 @@ def test_write_report(tmp_path):
     assert report_text == expected_report_text
 
 
+@pytest.mark.skipif(
+    os.environ.get("SCHEMACODE_TESTS_NONETWORK") is not None,
+    reason="no network",
+)
 def test_bids_datasets(bids_examples, tmp_path):
     from schemacode.validator import validate_bids