diff --git a/core/lib/Drupal/Core/Datetime/Element/Datelist.php b/core/lib/Drupal/Core/Datetime/Element/Datelist.php
index 6f110d395f..493b34fe0c 100644
--- a/core/lib/Drupal/Core/Datetime/Element/Datelist.php
+++ b/core/lib/Drupal/Core/Datetime/Element/Datelist.php
@@ -48,7 +48,7 @@ public static function valueCallback(&$element, $input, FormStateInterface $form
     $increment = $element['#date_increment'];
 
     $date = NULL;
-    if ($input !== FALSE) {
+    if ($input && $input !== FALSE) {
       $return = $input;
       if (empty(static::checkEmptyInputs($input, $parts))) {
         if (isset($input['ampm'])) {