diff --git a/tests/pytest.ini b/tests/pytest.ini
index 1e44f0a05..f209964a4 100644
--- a/tests/pytest.ini
+++ b/tests/pytest.ini
@@ -13,3 +13,4 @@ filterwarnings =
     ignore::ImportWarning
     # bogus numpy ABI warning (see numpy/#432)
     ignore:.*numpy.dtype size changed.*:RuntimeWarning
+    ignore:.*numpy.ufunc size changed.*:RuntimeWarning