diff --git a/testing/python/metafunc.py b/testing/python/metafunc.py
index 9f425821b..7ef34678c 100644
--- a/testing/python/metafunc.py
+++ b/testing/python/metafunc.py
@@ -212,6 +212,9 @@ class TestMetafunc(object):
     @hypothesis.settings(
         deadline=400.0
     )  # very close to std deadline and CI boxes are not reliable in CPU power
+    @pytest.mark.xfail(
+        sys.platform.startswith("win32"), reason="flaky #3707", strict=False
+    )
     def test_idval_hypothesis(self, value):
         from _pytest.python import _idval