diff --git a/tests/test_expansions.py b/tests/test_expansions.py
index 3afc51b..73cfcf9 100644
--- a/tests/test_expansions.py
+++ b/tests/test_expansions.py
@@ -6,7 +6,6 @@ import requests
 from urllib.parse import urljoin
 from base64 import b64encode
 import json
-import os
 
 
 class TestExpansions(unittest.TestCase):