diff --git a/auth_saml/tests/test_pysaml.py b/auth_saml/tests/test_pysaml.py
index fcf99ffe99..0d78965233 100644
--- a/auth_saml/tests/test_pysaml.py
+++ b/auth_saml/tests/test_pysaml.py
@@ -3,7 +3,7 @@
 import html
 import os
 import urllib
-from unittest.mock import patch, mock_open
+from unittest.mock import patch
 
 from odoo.exceptions import AccessDenied, UserError, ValidationError
 from odoo.tests import HttpCase, tagged