diff --git a/core/config/paludis/keywords.conf.d/mail.conf b/core/config/paludis/keywords.conf.d/mail.conf
index 79af888..27e0fc3 100644
--- a/core/config/paludis/keywords.conf.d/mail.conf
+++ b/core/config/paludis/keywords.conf.d/mail.conf
@@ -1,2 +1,3 @@
 dev-python/pyzor ~amd64
 dev-libs/cyrus-sasl ~amd64
+mail-mta/postfix ~amd64