diff --git a/admin-dev/themes/default/template/controllers/orders/form.tpl b/admin-dev/themes/default/template/controllers/orders/form.tpl
index aa5c1bbc2..da9b1f587 100755
--- a/admin-dev/themes/default/template/controllers/orders/form.tpl
+++ b/admin-dev/themes/default/template/controllers/orders/form.tpl
@@ -739,7 +739,7 @@
 				token: "{getAdminToken tab='AdminCarts'}",
 				tab: "admincarts",
 				action: "updateLang",
-				id_currency: $('#id_lang option:selected').val(),
+				id_lang: $('#id_lang option:selected').val(),
 				id_customer: id_customer,
 				id_cart: id_cart
 				},