diff --git a/js/dynamic-entity-reference-widget.js b/js/dynamic-entity-reference-widget.js
--- a/js/dynamic-entity-reference-widget.js	(revision b335fd2dd7d37449cce0998b79e71b802fc87d3a)
+++ b/js/dynamic-entity-reference-widget.js	(date 1630057957390)
@@ -18,7 +18,7 @@
         do {
           container = container.parentElement || container.parentNode;
         } while (!container.getAttribute('data-drupal-selector'));
-        var autocomplete = container.querySelector('.form-autocomplete');
+        var autocomplete = container.querySelector('input.form-autocomplete');
         autocomplete.value = '';
         var entityTypeId = selectElement.value;
         autocomplete.dataset['autocompletePath'] = drupalSettings.dynamic_entity_reference[selectElement.dataset['dynamicEntityReference']][entityTypeId];