diff --git a/spacy/tests/doc/test_doc_api.py b/spacy/tests/doc/test_doc_api.py
index c54d38338..e52142639 100644
--- a/spacy/tests/doc/test_doc_api.py
+++ b/spacy/tests/doc/test_doc_api.py
@@ -1,4 +1,3 @@
-from audioop import reverse
 from pickle import EMPTY_DICT
 import weakref