diff --git a/polymorphic/polymorphic_model.py b/polymorphic/polymorphic_model.py
index 1a819d2..5b20751 100644
--- a/polymorphic/polymorphic_model.py
+++ b/polymorphic/polymorphic_model.py
@@ -17,7 +17,6 @@ from __future__ import absolute_import
 
 from django.db import models
 from django.contrib.contenttypes.models import ContentType
-from django import VERSION as django_VERSION
 from django.utils import six
 
 from .base import PolymorphicModelBase
@@ -57,13 +56,8 @@ class PolymorphicModel(six.with_metaclass(PolymorphicModelBase, models.Model)):
         abstract = True
 
     # avoid ContentType related field accessor clash (an error emitted by model validation)
-    # we really should use both app_label and model name, but this is only possible since Django 1.2
-    if django_VERSION[0] <= 1 and django_VERSION[1] <= 1:
-        p_related_name_template = 'polymorphic_%(class)s_set'
-    else:
-        p_related_name_template = 'polymorphic_%(app_label)s.%(class)s_set'
     polymorphic_ctype = models.ForeignKey(ContentType, null=True, editable=False,
-                                related_name=p_related_name_template)
+                                related_name='polymorphic_%(app_label)s.%(class)s_set')
 
     # some applications want to know the name of the fields that are added to its models
     polymorphic_internal_model_fields = ['polymorphic_ctype']