diff --git a/tests/regressiontests/expressions_regress/tests.py b/tests/regressiontests/expressions_regress/tests.py
index 06d97d2b32..508a497151 100644
--- a/tests/regressiontests/expressions_regress/tests.py
+++ b/tests/regressiontests/expressions_regress/tests.py
@@ -371,7 +371,7 @@ class FTimeDeltaTests(TestCase):
     def test_delta_invalid_op_and(self):
         raised = False
         try:
-            r = repr(Experiment.objects.filter(end__lt=F('start')&self.deltas[0]))
+            r = repr(Experiment.objects.filter(end__lt=F('start').bitand(self.deltas[0])))
         except TypeError:
             raised = True
         self.assertTrue(raised, "TypeError not raised on attempt to binary and a datetime with a timedelta.")
@@ -379,7 +379,7 @@ class FTimeDeltaTests(TestCase):
     def test_delta_invalid_op_or(self):
         raised = False
         try:
-            r = repr(Experiment.objects.filter(end__lt=F('start')|self.deltas[0]))
+            r = repr(Experiment.objects.filter(end__lt=F('start').bitor(self.deltas[0])))
         except TypeError:
             raised = True
         self.assertTrue(raised, "TypeError not raised on attempt to binary or a datetime with a timedelta.")