core/lib/Drupal/Core/TypedData/Plugin/DataType/DateTimeIso8601.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/core/lib/Drupal/Core/TypedData/Plugin/DataType/DateTimeIso8601.php b/core/lib/Drupal/Core/TypedData/Plugin/DataType/DateTimeIso8601.php
index 3fe189f..3713412 100644
--- a/core/lib/Drupal/Core/TypedData/Plugin/DataType/DateTimeIso8601.php
+++ b/core/lib/Drupal/Core/TypedData/Plugin/DataType/DateTimeIso8601.php
@@ -4,6 +4,7 @@
 
 use Drupal\Core\Datetime\DrupalDateTime;
 use Drupal\Core\TypedData\Type\DateTimeInterface;
+use Drupal\datetime\Plugin\Field\FieldType\DateTimeItemInterface;
 
 /**
  * A data type for ISO 8601 date strings.
@@ -23,10 +24,10 @@ class DateTimeIso8601 extends StringData implements DateTimeInterface {
   public function getDateTime() {
     if ($this->value) {
       if (is_array($this->value)) {
-        $datetime = DrupalDateTime::createFromArray($this->value);
+        $datetime = DrupalDateTime::createFromArray($this->value, DateTimeItemInterface::STORAGE_TIMEZONE);
       }
       else {
-        $datetime = new DrupalDateTime($this->value);
+        $datetime = new DrupalDateTime($this->value, DateTimeItemInterface::STORAGE_TIMEZONE);
       }
       return $datetime;
     }