diff --git a/tests/modeltests/transactions/models.py b/tests/modeltests/transactions/models.py
index 06d21bbdd48..6763144ca5d 100644
--- a/tests/modeltests/transactions/models.py
+++ b/tests/modeltests/transactions/models.py
@@ -14,6 +14,9 @@ class Reporter(models.Model):
     last_name = models.CharField(max_length=30)
     email = models.EmailField()
 
+    class Meta:
+        ordering = ('first_name', 'last_name')
+
     def __unicode__(self):
         return u"%s %s" % (self.first_name, self.last_name)
 
diff --git a/tests/regressiontests/null_fk/models.py b/tests/regressiontests/null_fk/models.py
index 529dde5039c..49887819ace 100644
--- a/tests/regressiontests/null_fk/models.py
+++ b/tests/regressiontests/null_fk/models.py
@@ -22,6 +22,9 @@ class Comment(models.Model):
     post = models.ForeignKey(Post, null=True)
     comment_text = models.CharField(max_length=250)
 
+    class Meta:
+        ordering = ('comment_text',)
+
     def __unicode__(self):
         return self.comment_text
 
diff --git a/tests/regressiontests/serializers_regress/tests.py b/tests/regressiontests/serializers_regress/tests.py
index 4e52d818118..de7ddcc9f7e 100644
--- a/tests/regressiontests/serializers_regress/tests.py
+++ b/tests/regressiontests/serializers_regress/tests.py
@@ -103,7 +103,7 @@ def data_compare(testcase, pk, klass, data):
 def generic_compare(testcase, pk, klass, data):
     instance = klass.objects.get(id=pk)
     testcase.assertEqual(data[0], instance.data)
-    testcase.assertEqual(data[1:], [t.data for t in instance.tags.all()])
+    testcase.assertEqual(data[1:], [t.data for t in instance.tags.order_by('id')])
 
 def fk_compare(testcase, pk, klass, data):
     instance = klass.objects.get(id=pk)
@@ -111,7 +111,7 @@ def fk_compare(testcase, pk, klass, data):
 
 def m2m_compare(testcase, pk, klass, data):
     instance = klass.objects.get(id=pk)
-    testcase.assertEqual(data, [obj.id for obj in instance.data.all()])
+    testcase.assertEqual(data, [obj.id for obj in instance.data.order_by('id')])
 
 def im2m_compare(testcase, pk, klass, data):
     instance = klass.objects.get(id=pk)