diff --git a/tests/fields/fields.py b/tests/fields/fields.py
index 87beda70..b4396f39 100644
--- a/tests/fields/fields.py
+++ b/tests/fields/fields.py
@@ -634,8 +634,8 @@ class FieldTest(unittest.TestCase):
 
         # Post UTC - microseconds are rounded (down) nearest millisecond and
         # dropped
-        d1 = datetime.datetime(1970, 01, 01, 00, 00, 01, 999)
-        d2 = datetime.datetime(1970, 01, 01, 00, 00, 01)
+        d1 = datetime.datetime(1970, 1, 1, 0, 0, 1, 999)
+        d2 = datetime.datetime(1970, 1, 1, 0, 0, 1)
         log = LogEntry()
         log.date = d1
         log.save()
@@ -644,8 +644,8 @@ class FieldTest(unittest.TestCase):
         self.assertEqual(log.date, d2)
 
         # Post UTC - microseconds are rounded (down) nearest millisecond
-        d1 = datetime.datetime(1970, 01, 01, 00, 00, 01, 9999)
-        d2 = datetime.datetime(1970, 01, 01, 00, 00, 01, 9000)
+        d1 = datetime.datetime(1970, 1, 1, 0, 0, 1, 9999)
+        d2 = datetime.datetime(1970, 1, 1, 0, 0, 1, 9000)
         log.date = d1
         log.save()
         log.reload()
@@ -672,7 +672,7 @@ class FieldTest(unittest.TestCase):
 
         LogEntry.drop_collection()
 
-        d1 = datetime.datetime(1970, 01, 01, 00, 00, 01)
+        d1 = datetime.datetime(1970, 1, 1, 0, 0, 1)
         log = LogEntry()
         log.date = d1
         log.validate()
@@ -690,7 +690,7 @@ class FieldTest(unittest.TestCase):
 
         # create 60 log entries
         for i in range(1950, 2010):
-            d = datetime.datetime(i, 01, 01, 00, 00, 01)
+            d = datetime.datetime(i, 1, 1, 0, 0, 1)
             LogEntry(date=d).save()
 
         self.assertEqual(LogEntry.objects.count(), 60)
@@ -737,7 +737,7 @@ class FieldTest(unittest.TestCase):
 
         # Post UTC - microseconds are rounded (down) nearest millisecond and
         # dropped - with default datetimefields
-        d1 = datetime.datetime(1970, 01, 01, 00, 00, 01, 999)
+        d1 = datetime.datetime(1970, 1, 1, 0, 0, 1, 999)
         log = LogEntry()
         log.date = d1
         log.save()
@@ -746,7 +746,7 @@ class FieldTest(unittest.TestCase):
 
         # Post UTC - microseconds are rounded (down) nearest millisecond - with
         # default datetimefields
-        d1 = datetime.datetime(1970, 01, 01, 00, 00, 01, 9999)
+        d1 = datetime.datetime(1970, 1, 1, 0, 0, 1, 9999)
         log.date = d1
         log.save()
         log.reload()
@@ -795,7 +795,7 @@ class FieldTest(unittest.TestCase):
 
         LogEntry.drop_collection()
 
-        d1 = datetime.datetime(1970, 01, 01, 00, 00, 01, 999)
+        d1 = datetime.datetime(1970, 1, 1, 0, 0, 1, 999)
         log = LogEntry()
         log.date = d1
         log.save()
@@ -807,7 +807,7 @@ class FieldTest(unittest.TestCase):
 
         # create 60 log entries
         for i in range(1950, 2010):
-            d = datetime.datetime(i, 01, 01, 00, 00, 01, 999)
+            d = datetime.datetime(i, 1, 1, 0, 0, 1, 999)
             LogEntry(date=d).save()
 
         self.assertEqual(LogEntry.objects.count(), 60)