diff --git a/core/modules/field/src/Plugin/migrate/process/FieldType.php b/core/modules/field/src/Plugin/migrate/process/FieldType.php
index 05e58a8..e382304 100644
--- a/core/modules/field/src/Plugin/migrate/process/FieldType.php
+++ b/core/modules/field/src/Plugin/migrate/process/FieldType.php
@@ -11,6 +11,7 @@
 use Drupal\Component\Plugin\PluginManagerInterface;
 use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
 use Drupal\migrate\MigrateExecutableInterface;
+use Drupal\migrate\Plugin\MigrationInterface;
 use Drupal\migrate\Plugin\migrate\process\StaticMap;
 use Drupal\migrate\Row;
 use Symfony\Component\DependencyInjection\ContainerInterface;
@@ -30,6 +31,13 @@ class FieldType extends StaticMap implements ContainerFactoryPluginInterface {
   protected $cckPluginManager;
 
   /**
+   * The migration object.
+   *
+   * @var Drupal\migrate\Plugin\MigrationInterface
+   */
+  protected $migration;
+
+  /**
    * Constructs a FieldType plugin.
    *
    * @param array $configuration
@@ -41,20 +49,26 @@ class FieldType extends StaticMap implements ContainerFactoryPluginInterface {
    * @param \Drupal\Component\Plugin\PluginManagerInterface $cck_plugin_manager
    *   The cckfield plugin manager.
    */
-  public function __construct(array $configuration, $plugin_id, $plugin_definition, PluginManagerInterface $cck_plugin_manager) {
+  public function __construct(array $configuration, $plugin_id, $plugin_definition, PluginManagerInterface $cck_plugin_manager, $migration = NULL) {
     parent::__construct($configuration, $plugin_id, $plugin_definition);
     $this->cckPluginManager = $cck_plugin_manager;
+    $this->migration = $migration;
   }
 
   /**
    * {@inheritdoc}
    */
   public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
+    $migration = func_get_args()[4];
+    if (!($migration instanceof MigrationInterface)) {
+      $migration = NULL;
+    }
     return new static(
       $configuration,
       $plugin_id,
       $plugin_definition,
-      $container->get('plugin.manager.migrate.cckfield')
+      $container->get('plugin.manager.migrate.cckfield'),
+      $migration
     );
   }
 
@@ -65,7 +79,7 @@ public function transform($value, MigrateExecutableInterface $migrate_executable
     $field_type = is_array($value) ? $value[0] : $value;
 
     try {
-      return $this->cckPluginManager->createInstance($field_type, ['core' => $this->configuration['core']])->getFieldType($row);
+      return $this->cckPluginManager->createInstance($field_type, [], $this->migration)->getFieldType($row);
     }
     catch (PluginNotFoundException $e) {
       return parent::transform($value, $migrate_executable, $row, $destination_property);
diff --git a/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManager.php b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManager.php
index bb5c303..2679fa5 100644
--- a/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManager.php
+++ b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManager.php
@@ -29,8 +29,15 @@ class MigrateCckFieldPluginManager extends MigratePluginManager {
    * A specific createInstance method is necessary to pass the migration on.
    */
   public function createInstance($field_type, array $configuration = array(), MigrationInterface $migration = NULL) {
+    $core = 6;
+    if (!empty($configuration['core'])) {
+      $core = $configuration['core'];
+    }
+    else if (!empty($migration->getPluginDefinition()['core'])) {
+      $core = $migration->getPluginDefinition()['core'];
+    }
     foreach ($this->getDefinitions() as $plugin_id => $definition) {
-      if (in_array($configuration['core'], $definition['core'])) {
+      if (in_array($core, $definition['core'])) {
         if (array_key_exists($field_type, $definition['type_map']) || $field_type === $plugin_id) {
           return parent::createInstance($plugin_id, $configuration, $migration);
         }
diff --git a/core/modules/migrate_drupal/src/Plugin/migrate/CckMigration.php b/core/modules/migrate_drupal/src/Plugin/migrate/CckMigration.php
index 4a8a610..d521e0d 100644
--- a/core/modules/migrate_drupal/src/Plugin/migrate/CckMigration.php
+++ b/core/modules/migrate_drupal/src/Plugin/migrate/CckMigration.php
@@ -99,16 +99,12 @@ public function getProcess() {
       }
       foreach ($source_plugin as $row) {
         $field_type = $row->getSourceProperty('type');
-        $core = $this->pluginDefinition['core'];
-        if (empty($core)) {
-          $core = '6';
-        }
         if (!isset($this->processedFieldTypes[$field_type]) && $this->cckPluginManager->hasDefinition($field_type)) {
           $this->processedFieldTypes[$field_type] = TRUE;
           // Allow the cckfield plugin to alter the migration as necessary so
           // that it knows how to handle fields of this type.
           if (!isset($this->cckPluginCache[$field_type])) {
-            $this->cckPluginCache[$field_type] = $this->cckPluginManager->createInstance($field_type, ['core' => $core], $this);
+            $this->cckPluginCache[$field_type] = $this->cckPluginManager->createInstance($field_type, [], $this);
           }
           call_user_func([$this->cckPluginCache[$field_type], $this->pluginDefinition['cck_plugin_method']], $this);
         }