diff --git a/src/configure.default b/src/configure.default
index 79bbc8c..78e44d2 100644
--- a/src/configure.default
+++ b/src/configure.default
@@ -639,7 +639,7 @@ system_aliases:
   driver = redirect
   allow_fail
   allow_defer
-  data = ${lookup{$local_part}lsearch{SYSTEM_ALIASES_FILE}}
+  data = ${lookup{$local_part}lsearch{/etc/aliases}}
 # user = exim
   file_transport = address_file
   pipe_transport = address_pipe
@@ -740,8 +740,8 @@ 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