diff --git a/categories/__init__.py b/categories/__init__.py
index 13285c9..01db8ed 100644
--- a/categories/__init__.py
+++ b/categories/__init__.py
@@ -3,7 +3,7 @@ __version_info__ = {
     'minor': 3,
     'micro': 0,
     'releaselevel': 'beta',
-    'serial': 5
+    'serial': 6
 }