diff --git a/frontends/etiquette_flask/templates/login.html b/frontends/etiquette_flask/templates/login.html
index 9889af3..8d407d3 100644
--- a/frontends/etiquette_flask/templates/login.html
+++ b/frontends/etiquette_flask/templates/login.html
@@ -124,7 +124,7 @@ function register_form(event)
 
 function login_register_callback(response)
 {
-    if (! response.json_ok)
+    if (! response.meta.json_ok)
     {
         alert(JSON.stringify(response));
         return;