diff --git a/admin_manual/maintenance/index.rst b/admin_manual/maintenance/index.rst
index 4dee7b5da..74592e178 100644
--- a/admin_manual/maintenance/index.rst
+++ b/admin_manual/maintenance/index.rst
@@ -8,6 +8,7 @@ Maintenance
    enable_maintenance
    backup
    update
+   upgrade
    restore
    migrating