diff --git a/setup.py b/setup.py
index 329ff16e..5e7bb602 100644
--- a/setup.py
+++ b/setup.py
@@ -82,7 +82,7 @@ requires = [
     'pyramid_exclog',                   # 0.6
     'pyramid_simpleform',               # 0.6.1
     'pyramid_tm',                       # 0.3
-    'rattail[auth]>=0.4.1',             #                       0.4.1
+    'rattail[auth,db]>=0.4.1',          #                       0.4.1
     'transaction',                      # 1.2.0
     'waitress',                         # 0.8.1
     'WebHelpers',                       # 1.3