diff --git a/polymorphic/admin.py b/polymorphic/admin.py
index 4dc0b4e..8f04379 100644
--- a/polymorphic/admin.py
+++ b/polymorphic/admin.py
@@ -230,6 +230,10 @@ class PolymorphicParentModelAdmin(admin.ModelAdmin):
             raise ChildAdminNotRegistered("No child admin site was registered for a '{0}' model.".format(model_class))
 
 
+    def get_queryset(self, request):
+        return self.queryset(request)
+
+
     def queryset(self, request):
         # optimize the list display.
         qs = super(PolymorphicParentModelAdmin, self).queryset(request)
diff --git a/polymorphic/manager.py b/polymorphic/manager.py
index 3e0e6d8..3c386a8 100644
--- a/polymorphic/manager.py
+++ b/polymorphic/manager.py
@@ -30,9 +30,13 @@ class PolymorphicManager(models.Manager):
 
         super(PolymorphicManager, self).__init__(*args, **kwrags)
 
-    def get_query_set(self):
+    def get_queryset(self):
         return self.queryset_class(self.model, using=self._db)
 
+    def get_query_set(self):
+        # Maintains Django <= 1.5 compatibility
+        return self.get_queryset()
+
     # Proxy all unknown method calls to the queryset, so that its members are
     # directly accessible as PolymorphicModel.objects.*
     # The advantage of this method is that not yet known member functions of derived querysets will be proxied as well.
diff --git a/polymorphic/tests.py b/polymorphic/tests.py
index 47d3c90..fbb8614 100644
--- a/polymorphic/tests.py
+++ b/polymorphic/tests.py
@@ -110,8 +110,11 @@ class MyManagerQuerySet(PolymorphicQuerySet):
 class MyManager(PolymorphicManager):
     queryset_class = MyManagerQuerySet
 
+    def get_queryset(self):
+        return super(MyManager, self).get_queryset().order_by('-field1')
+
     def get_query_set(self):
-        return super(MyManager, self).get_query_set().order_by('-field1')
+        return self.get_queryset()
 
 class ModelWithMyManager(ShowFieldTypeAndContent, Model2A):
     objects = MyManager()
@@ -143,9 +146,13 @@ class PlainMyManager(models.Manager):
     def my_queryset_foo(self):
         return self.get_query_set().my_queryset_foo()
 
-    def get_query_set(self):
+    def get_queryset(self):
         return PlainMyManagerQuerySet(self.model, using=self._db)
 
+    def get_query_set(self):
+        # Maintains Django <= 1.5 compatibility
+        return self.get_queryset()
+
 class PlainParentModelWithManager(models.Model):
     pass