diff --git a/mail_private/__openerp__.py b/mail_private/__openerp__.py
index aab3ec2..c483f50 100644
--- a/mail_private/__openerp__.py
+++ b/mail_private/__openerp__.py
@@ -16,7 +16,8 @@
 
     "depends": [
         "mail",
-        "base"
+        "base",
+        "mail_base"
     ],
     "external_dependencies": {"python": [], "bin": []},
     "data": [