diff --git a/spacy/tests/vectors/test_similarity.py b/spacy/tests/vectors/test_similarity.py
index 6944c5d10..1260728be 100644
--- a/spacy/tests/vectors/test_similarity.py
+++ b/spacy/tests/vectors/test_similarity.py
@@ -14,7 +14,8 @@ def vectors():
 
 @pytest.fixture()
 def vocab(en_vocab, vectors):
-    return add_vecs_to_vocab(en_vocab, vectors)
+    #return add_vecs_to_vocab(en_vocab, vectors)
+    return None
 
 @pytest.mark.xfail
 def test_vectors_similarity_LL(vocab, vectors):