diff --git a/datamodels/2.x/itop-core-update/templates/SelectUpdateFile.ready.js.twig b/datamodels/2.x/itop-core-update/templates/SelectUpdateFile.ready.js.twig
index 853f8d92e..51d1cfdd7 100644
--- a/datamodels/2.x/itop-core-update/templates/SelectUpdateFile.ready.js.twig
+++ b/datamodels/2.x/itop-core-update/templates/SelectUpdateFile.ready.js.twig
@@ -62,7 +62,7 @@ var oGetDBDiskSpace = $.ajax({
     method: "POST",
     url: "{{ sAjaxURL|raw }}",
     data: {
-        route: "core_update_ajax.get_d_b_disk_space",
+        route: "core_update_ajax.get_db_disk_space",
         maintenance: true
     },
     dataType: "json",