diff --git a/koha-tmpl/intranet-tmpl/prog/en/js/prevent_submit.js b/koha-tmpl/intranet-tmpl/prog/en/js/prevent_submit.js
index 2e6d385f97..8ca0def535 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/js/prevent_submit.js
+++ b/koha-tmpl/intranet-tmpl/prog/en/js/prevent_submit.js
@@ -3,7 +3,7 @@ $(document).ready(function() {
   $("#doc3 form").keypress(function (e) {
     if( e.which == 13
         && e.target.nodeName == "INPUT"
-        && $(e.target).attr('type') != "submit"
+        && e.target.type != "submit"
     ) {
         return false;
     }