diff --git a/core/modules/image/lib/Drupal/image/Tests/ImageFieldDisplayTest.php b/core/modules/image/lib/Drupal/image/Tests/ImageFieldDisplayTest.php
index 5aff7b6..78ddd4c 100644
--- a/core/modules/image/lib/Drupal/image/Tests/ImageFieldDisplayTest.php
+++ b/core/modules/image/lib/Drupal/image/Tests/ImageFieldDisplayTest.php
@@ -7,6 +7,8 @@
 
 namespace Drupal\image\Tests;
 
+use Drupal\Core\Field\FieldDefinitionInterface;
+
 /**
  * Test class to check that formatters and display settings are working.
  */
@@ -229,7 +231,7 @@ function testImageFieldSettings() {
     // 1, so we need to make sure the file widget prevents these notices by
     // providing all settings, even if they are not used.
     // @see FileWidget::formMultipleElements().
-    $this->drupalPostForm('admin/structure/types/manage/article/fields/node.article.' . $field_name . '/field', array('field[cardinality]' => FIELD_CARDINALITY_UNLIMITED), t('Save field settings'));
+    $this->drupalPostForm('admin/structure/types/manage/article/fields/node.article.' . $field_name . '/field', array('field[cardinality]' => FieldDefinitionInterface::CARDINALITY_UNLIMITED), t('Save field settings'));
     $edit = array();
     $edit['files[' . $field_name . '_1][]'] = drupal_realpath($test_image->uri);
     $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save and keep published'));