diff --git a/src/dal_select2/static/autocomplete_light/select2.js b/src/dal_select2/static/autocomplete_light/select2.js
index 7b9f43a65..f8cc7e676 100644
--- a/src/dal_select2/static/autocomplete_light/select2.js
+++ b/src/dal_select2/static/autocomplete_light/select2.js
@@ -104,7 +104,7 @@
             debug: true,
             placeholder: '',
             minimumInputLength: 0,
-            allowClear: ! $(this).is('required'),
+            allowClear: ! $(this).is('[required]'),
             templateResult: template,
             templateSelection: template,
             ajax: ajax,