diff --git a/setup.py b/setup.py
index 2239c9c..6328a87 100644
--- a/setup.py
+++ b/setup.py
@@ -62,7 +62,7 @@ requires = [
     #
     # package                           # low                   high
 
-    'rattail>=0.3a2',                   #                       0.3a3.dev
+    'rattail>=0.3a3',                   #                       0.3a4.dev
     ]