diff -u b/core/modules/email/lib/Drupal/email/Plugin/field/field_type/ConfigurableEmailItem.php b/core/modules/email/lib/Drupal/email/Plugin/field/field_type/ConfigurableEmailItem.php
--- b/core/modules/email/lib/Drupal/email/Plugin/field/field_type/ConfigurableEmailItem.php
+++ b/core/modules/email/lib/Drupal/email/Plugin/field/field_type/ConfigurableEmailItem.php
@@ -17,7 +17,6 @@
  *
  * @FieldType(
  *   id = "email",
- *   module = "email",
  *   label = @Translation("E-mail"),
  *   description = @Translation("This field stores an e-mail address in the database."),
  *   default_widget = "email_default",