diff --git a/mail_environment/__openerp__.py b/mail_environment/__openerp__.py
index 5da871afb..fce396f8d 100644
--- a/mail_environment/__openerp__.py
+++ b/mail_environment/__openerp__.py
@@ -61,7 +61,7 @@ password = openerp
     'init_xml': [],
     'update_xml': ['mail_view.xml'],
     'demo_xml': [],
-    'installable': False,
+    'installable': True,
     'active': False,
 }
 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: