diff --git a/htdocs/themes/bootstrap/js/stikked.js b/htdocs/themes/bootstrap/js/stikked.js
index 8db956c4..edec093c 100644
--- a/htdocs/themes/bootstrap/js/stikked.js
+++ b/htdocs/themes/bootstrap/js/stikked.js
@@ -144,11 +144,13 @@ ST.crypto = function() {
                 'code': encrypted,
                 'lang': $('#lang').val(),
                 'expire': $('#expire').val(),
+                'captcha': $('#captcha').val(),
                 'reply': $('input[name=reply]').val()
             },
             function(redirect_url) {
-                if (redirect_url.indexOf('invalid') > -1) {
-                    $('#create_encrypted').parent().html('<p>' + redirect_url + '#' + key + '</p>');
+                if (redirect_url.indexOf('E_CAPTCHA') > -1) {
+                    $('.container .message').remove();
+                    $('.container:eq(1)').prepend('<div class="message error"><div class="container">The captcha is incorrect.</div></div>');
                 } else {
                     window.location.href = base_url + redirect_url + '#' + key;
                 }