gistfile1.txt

diff --git a/runtests.py b/runtests.py
index 08c33ea..2e55864 100755
--- a/runtests.py
+++ b/runtests.py
@@ -27,9 +27,13 @@ def get_runner(settings_module):
     '''
     os.environ['DJANGO_SETTINGS_MODULE'] = settings_module
 
+    import django
     from django.test.utils import get_runner
     from django.conf import settings
 
+    if hasattr(django, 'setup'):
+        django.setup()
+
     return get_runner(settings)
 
 
diff --git a/tests/aggregation/tests.py b/tests/aggregation/tests.py
index ead9a13..aa05acb 100644
--- a/tests/aggregation/tests.py
+++ b/tests/aggregation/tests.py
@@ -4,7 +4,11 @@ import datetime
 from decimal import Decimal
 
 from django.db.models import Q, F
-from django.test import TestCase, Approximate
+from django.test import TestCase
+try:
+    from django.test.utils import Approximate
+except ImportError:
+    from django.test import Approximate
 
 from aggregate_if import Sum, Count, Avg, Max, Min
 
@@ -524,7 +528,7 @@ class BaseAggregateTestCase(TestCase):
         vals = Author.objects.filter(pk=1).aggregate(Count("friends__id"))
         self.assertEqual(vals, {"friends__id__count": 2})
 
-        books = Book.objects.annotate(num_authors=Count("authors__name")).filter(num_authors__ge=2).order_by("pk")
+        books = Book.objects.annotate(num_authors=Count("authors__name")).filter(num_authors=2).order_by("pk")
         self.assertQuerysetEqual(
             books, [
                 "The Definitive Guide to Django: Web Development Done Right",