diff --git a/core/modules/views/lib/Drupal/views/Plugin/views/exposed_form/ExposedFormPluginBase.php b/core/modules/views/lib/Drupal/views/Plugin/views/exposed_form/ExposedFormPluginBase.php
index c28868f..36865ec 100644
--- a/core/modules/views/lib/Drupal/views/Plugin/views/exposed_form/ExposedFormPluginBase.php
+++ b/core/modules/views/lib/Drupal/views/Plugin/views/exposed_form/ExposedFormPluginBase.php
@@ -271,7 +271,7 @@ function exposed_form_validate(&$form, &$form_state) {
   *   Nested array of keys to exclude of insert into
   *   $view->exposed_raw_input
   */
-  function exposedFormSubmit(&$form, &$form_state, &$exclude) {
+  public function exposedFormSubmit(&$form, &$form_state, &$exclude) {
     if (!empty($form_state['values']['op']) && $form_state['values']['op'] == $this->options['reset_button_label']) {
       $this->reset_form($form, $form_state);
     }