diff --git a/tailbone/api/__init__.py b/tailbone/api/__init__.py
index 572ff44d..27206f70 100644
--- a/tailbone/api/__init__.py
+++ b/tailbone/api/__init__.py
@@ -27,7 +27,7 @@ Tailbone Web API
 from __future__ import unicode_literals, absolute_import
 
 from .core import APIView, api
-from .master import APIMasterView
+from .master import APIMasterView, SortColumn
 
 
 def includeme(config):