diff --git a/modules/exim/files/exim4.conf b/modules/exim/files/exim4.conf
index 9644304f5d..0c3d51b000 100644
--- a/modules/exim/files/exim4.conf
+++ b/modules/exim/files/exim4.conf
@@ -603,8 +603,8 @@ local_delivery:
   delivery_date_add
   envelope_to_add
   return_path_add
-# group = mail
-# mode = 0660
+  group = mail
+  mode = 0660
 
 
 # This transport is used for handling pipe deliveries generated by alias or