diff --git a/crc_jupyter_auth/remote_user_auth.py b/crc_jupyter_auth/remote_user_auth.py
index 6329ce8..3354ada 100644
--- a/crc_jupyter_auth/remote_user_auth.py
+++ b/crc_jupyter_auth/remote_user_auth.py
@@ -6,8 +6,6 @@
 ---------------
 """
 
-import os
-
 from jupyterhub.auth import Authenticator, LocalAuthenticator
 from jupyterhub.handlers import BaseHandler
 from jupyterhub.utils import url_path_join