diff --git a/source/release-notes/2.4-upgrade.txt b/source/release-notes/2.4-upgrade.txt
index 7f606967924..59c701cc1bf 100644
--- a/source/release-notes/2.4-upgrade.txt
+++ b/source/release-notes/2.4-upgrade.txt
@@ -206,7 +206,7 @@ operations.
 
    .. code-block:: sh
 
-      mongos --configdb <config server> --upgrade
+      mongos --configdb <config servers> --upgrade
 
    Without the :option:`--upgrade <mongos --upgrade>` option 2.4
    :program:`mongos` processes will fail to start until the upgrade