diff --git a/Lib/test/test_capi/test_misc.py b/Lib/test/test_capi/test_misc.py
index 403c4e96818..37dff355b1c 100644
--- a/Lib/test/test_capi/test_misc.py
+++ b/Lib/test/test_capi/test_misc.py
@@ -1773,6 +1773,7 @@ class SubinterpreterTest(unittest.TestCase):
         # double checked at the time this test was written.
         config = _testinternalcapi.get_config()
         config['int_max_str_digits'] = 55555
+        config['parse_argv'] = 0
         _testinternalcapi.set_config(config)
         sub_value = _testinternalcapi.get_config()['int_max_str_digits']
         assert sub_value == 55555, sub_value