diff --git a/spacy/tests/tokens/test_tokens_api.py b/spacy/tests/tokens/test_tokens_api.py
index 74522d574..00ace4c42 100644
--- a/spacy/tests/tokens/test_tokens_api.py
+++ b/spacy/tests/tokens/test_tokens_api.py
@@ -208,6 +208,7 @@ def test_has_vector(EN):
     assert doc.has_vector
 
 
+@pytest.mark.models
 def test_parse_tree(EN):
     trees = EN.parse_tree(u'''Bob brought Alice the pizza.''')
     assert len(trees) > 0