diff --git a/tests/mongodb/tests.py b/tests/mongodb/tests.py
index 8c43727a..9dcc2ef8 100644
--- a/tests/mongodb/tests.py
+++ b/tests/mongodb/tests.py
@@ -109,7 +109,6 @@ def test_tellsiteid(self):
             self.assertIn(site_id, stdout.getvalue())
 
 class RegressionTests(TestCase):
-    @skip("Needs changes in ListField/db_type")
     def test_issue_47(self):
         """ ForeignKeys in subobjects should be ObjectIds, not unicode """
         from bson.objectid import ObjectId