diff --git a/core/modules/views/src/Plugin/views/filter/FilterPluginBase.php b/core/modules/views/src/Plugin/views/filter/FilterPluginBase.php
index 9e69cfdae..7e7aee5fb 100644
--- a/core/modules/views/src/Plugin/views/filter/FilterPluginBase.php
+++ b/core/modules/views/src/Plugin/views/filter/FilterPluginBase.php
@@ -960,6 +960,7 @@ public function buildExposedForm(&$form, FormStateInterface $form_state) {
         unset($form['value']);
       }
 
+      $form[$value] = !empty($form[$value]) ? $form[$value] : [];
       // When the operator and value forms are both in play, enclose them within
       // a wrapper, for usability. Also wrap if the value form is comprised of
       // multiple elements.