diff --git a/templates/dispositivo/show.htm b/templates/dispositivo/show.htm
index b20910a..e9b6e5c 100644
--- a/templates/dispositivo/show.htm
+++ b/templates/dispositivo/show.htm
@@ -46,8 +46,8 @@
             window.onload = function () {
                 {% for accesso in accessi %}
                     adduser();
-                    $("#utente{{ loop.index }} option").prop("selected", false);
-                    $("#utente{{ loop.index }} option[value={{ accesso.iid }}]").prop("selected", true);
+                    $("#utente{{ loop.index - 1 }} option").prop("selected", false);
+                    $("#utente{{ loop.index - 1 }} option[value={{ accesso.iid }}]").prop("selected", true);
                 {% endfor %}
             };
         {% endif %}