diff --git a/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/FieldInstance.php b/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/FieldInstance.php
index 4e94e4b..363d54f 100644
--- a/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/FieldInstance.php
+++ b/core/modules/field/lib/Drupal/field/Plugin/Core/Entity/FieldInstance.php
@@ -261,7 +261,7 @@ public function __construct(array $values, $entity_type = 'field_instance') {
 
     // Provide defaults.
     $values += array(
-      // 'Label' defaults to the field ID (mostly useful for field instances 
+      // 'Label' defaults to the field ID (mostly useful for field instances
       // created in tests).
       'label' => $this->field->id,
       'description' => '',