diff --git a/taggit/tests/tests.py b/taggit/tests/tests.py
index f55cdc2..ef9d74e 100644
--- a/taggit/tests/tests.py
+++ b/taggit/tests/tests.py
@@ -1,5 +1,6 @@
 from unittest import TestCase as UnitTestCase
 
+import django
 from django.conf import settings
 from django.core.exceptions import ValidationError
 from django.db import connection
@@ -37,6 +38,22 @@ class BaseTaggingTest(object):
         finally:
             settings.DEBUG = original_DEBUG
 
+    def _get_form_str(self, form_str):
+        if django.VERSION >= (1, 3):
+            form_str %= {
+                "help_start": '<span class="helptext">',
+                "help_stop": "</span>"
+            }
+        else:
+            form_str %= {
+                "help_start": "",
+                "help_stop": ""
+            }
+        return form_str
+
+    def assert_form_renders(self, form, html):
+        self.assertEqual(str(form), self._get_form_str(html))
+
 class BaseTaggingTestCase(TestCase, BaseTaggingTest):
     pass
 
@@ -318,7 +335,8 @@ class TaggableFormTestCase(BaseTaggingTestCase):
         self.assertEqual(self.form_class.base_fields.keys(), ['name', 'tags'])
 
         f = self.form_class({'name': 'apple', 'tags': 'green, red, yummy'})
-        self.assertEqual(str(f), """<tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" value="apple" maxlength="50" /></td></tr>\n<tr><th><label for="id_tags">Tags:</label></th><td><input type="text" name="tags" value="green, red, yummy" id="id_tags" /><br />A comma-separated list of tags.</td></tr>""")
+        self.assert_form_renders(f, """<tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" value="apple" maxlength="50" /></td></tr>
+<tr><th><label for="id_tags">Tags:</label></th><td><input type="text" name="tags" value="green, red, yummy" id="id_tags" /><br />%(help_start)sA comma-separated list of tags.%(help_stop)s</td></tr>""")
         f.save()
         apple = self.food_model.objects.get(name='apple')
         self.assert_tags_equal(apple.tags.all(), ['green', 'red', 'yummy'])
@@ -333,15 +351,18 @@ class TaggableFormTestCase(BaseTaggingTestCase):
         self.assertFalse(f.is_valid())
 
         f = self.form_class(instance=apple)
-        self.assertEqual(str(f), """<tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" value="apple" maxlength="50" /></td></tr>\n<tr><th><label for="id_tags">Tags:</label></th><td><input type="text" name="tags" value="delicious, green, red, yummy" id="id_tags" /><br />A comma-separated list of tags.</td></tr>""")
+        self.assert_form_renders(f, """<tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" value="apple" maxlength="50" /></td></tr>
+<tr><th><label for="id_tags">Tags:</label></th><td><input type="text" name="tags" value="delicious, green, red, yummy" id="id_tags" /><br />%(help_start)sA comma-separated list of tags.%(help_stop)s</td></tr>""")
 
         apple.tags.add('has,comma')
         f = self.form_class(instance=apple)
-        self.assertEqual(str(f), """<tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" value="apple" maxlength="50" /></td></tr>\n<tr><th><label for="id_tags">Tags:</label></th><td><input type="text" name="tags" value="&quot;has,comma&quot;, delicious, green, red, yummy" id="id_tags" /><br />A comma-separated list of tags.</td></tr>""")
+        self.assert_form_renders(f, """<tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" value="apple" maxlength="50" /></td></tr>
+<tr><th><label for="id_tags">Tags:</label></th><td><input type="text" name="tags" value="&quot;has,comma&quot;, delicious, green, red, yummy" id="id_tags" /><br />%(help_start)sA comma-separated list of tags.%(help_stop)s</td></tr>""")
 
         apple.tags.add('has space')
         f = self.form_class(instance=apple)
-        self.assertEqual(str(f), """<tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" value="apple" maxlength="50" /></td></tr>\n<tr><th><label for="id_tags">Tags:</label></th><td><input type="text" name="tags" value="&quot;has space&quot;, &quot;has,comma&quot;, delicious, green, red, yummy" id="id_tags" /><br />A comma-separated list of tags.</td></tr>""")
+        self.assert_form_renders(f, """<tr><th><label for="id_name">Name:</label></th><td><input id="id_name" type="text" name="name" value="apple" maxlength="50" /></td></tr>
+<tr><th><label for="id_tags">Tags:</label></th><td><input type="text" name="tags" value="&quot;has space&quot;, &quot;has,comma&quot;, delicious, green, red, yummy" id="id_tags" /><br />%(help_start)sA comma-separated list of tags.%(help_stop)s</td></tr>""")
 
     def test_formfield(self):
         tm = TaggableManager(verbose_name='categories', help_text='Add some categories', blank=True)