diff --git a/tests/unit/config/test_configinit.py b/tests/unit/config/test_configinit.py
index 084c2c0d9..2ee572860 100644
--- a/tests/unit/config/test_configinit.py
+++ b/tests/unit/config/test_configinit.py
@@ -393,12 +393,11 @@ class TestQtArgs:
                             lambda version, compiled: False)
         monkeypatch.setattr(configinit.objects, 'backend',
                             usertypes.Backend.QtWebEngine)
-        parsed = parser.parse_args()
+        parsed = parser.parse_args([])
         expected = [sys.argv[0], '--disable-shared-workers']
         assert configinit.qt_args(parsed) == expected
 
 
-
 @pytest.mark.parametrize('arg, confval, used', [
     # overridden by commandline arg
     ('webkit', 'webengine', usertypes.Backend.QtWebKit),