diff --git a/tests/sources/test_url.py b/tests/sources/test_url.py
index 21c20baf..1a6f1fb6 100644
--- a/tests/sources/test_url.py
+++ b/tests/sources/test_url.py
@@ -17,7 +17,7 @@
 
 from climetlab import load_source, settings
 from climetlab.core.temporary import temp_directory
-from climetlab.testing import TEST_DATA_URL, climetlab_file, network_off
+from climetlab.testing import IN_GITHUB, TEST_DATA_URL, climetlab_file, network_off
 
 
 @pytest.mark.skipif(  # TODO: fix