diff --git a/spacy/tests/test_download.py b/spacy/tests/test_download.py
index 8d67364ea..728cacc41 100644
--- a/spacy/tests/test_download.py
+++ b/spacy/tests/test_download.py
@@ -5,6 +5,7 @@ from ..download import download, get_compatibility, get_version, check_error_dep
 import pytest
 
 
+@pytest.mark.slow
 def test_download_fetch_compatibility():
     compatibility = get_compatibility()
     assert type(compatibility) == dict