1 files changed, 6 insertions, 0 deletions
diff --git a/addons/web/static/src/js/fields/relational_fields.js b/addons/web/static/src/js/fields/relational_fields.js
index 60b0275c8c8..ff9d6359dd1 100644
--- a/addons/web/static/src/js/fields/relational_fields.js
+++ b/addons/web/static/src/js/fields/relational_fields.js
@@ -240,6 +240,12 @@ var FieldMany2One = AbstractField.extend({
      */
     _bindAutoComplete: function () {
         var self = this;
+        // avoid ignoring autocomplete="off" by obfuscating placeholder, see #30439
+        if (this.$input.attr('placeholder')) {
+            this.$input.attr('placeholder', function (index, val) {
+                return val.split('').join('\ufeff');
+            });
+        }
         this.$input.autocomplete({
             source: function (req, resp) {
                 _.each(self._autocompleteSources, function (source) {