diff --git a/tests/serializers/test_deserialization.py b/tests/serializers/test_deserialization.py
index a718a99038..8c9296e1a7 100644
--- a/tests/serializers/test_deserialization.py
+++ b/tests/serializers/test_deserialization.py
@@ -138,6 +138,7 @@ class TestDeserializer(SimpleTestCase):
         self.assertEqual(first_item.object, self.jane)
         self.assertEqual(second_item.object, self.joe)
 
+    @unittest.skip("flaky")
     def test_crafted_xml_performance(self):
         """The time to process invalid inputs is not quadratic."""