diff --git a/modules/mailchimp_lists/src/Plugin/Field/FieldType/MailchimpListsSubscription.php b/modules/mailchimp_lists/src/Plugin/Field/FieldType/MailchimpListsSubscription.php
index 0243b42..8396916 100644
--- a/modules/mailchimp_lists/src/Plugin/Field/FieldType/MailchimpListsSubscription.php
+++ b/modules/mailchimp_lists/src/Plugin/Field/FieldType/MailchimpListsSubscription.php
@@ -267,8 +267,8 @@ class MailchimpListsSubscription extends FieldItemBase {
   /**
    * {@inheritdoc}
    */
-  public function preSave() {
-    parent::preSave();
+  public function postSave($update) {
+    parent::postSave($update);
 
     $choices = $this->value;