diff --git a/lib/form/searchableselector.php b/lib/form/searchableselector.php
index c97bfb759f8..2bfa42445d1 100644
--- a/lib/form/searchableselector.php
+++ b/lib/form/searchableselector.php
@@ -44,11 +44,12 @@ class MoodleQuickForm_searchableselector extends MoodleQuickForm_autocomplete {
      *
      * @param string $elementname Element name
      * @param mixed $elementlabel Label(s) for an element
+     * @param array $choices List of valid choices for the select.
      * @param array $options List of valid options for the select.
      */
-    public function __construct($elementname = null, $elementlabel = null, $options = array()) {
-        $options = ['' => get_string('noselection', 'form')];
-        parent::__construct($elementname, $elementlabel, $options);
+    public function __construct($elementname = null, $elementlabel = null, $choices = array(), $options = array()) {
+        $choices = array_merge(['' => get_string('noselection', 'form')], $choices);
+        parent::__construct($elementname, $elementlabel, $choices, $options);
     }
 
     /**