diff --git a/core/modules/content_translation/content_translation.module b/core/modules/content_translation/content_translation.module
index a6cf31c..4e0f062 100644
--- a/core/modules/content_translation/content_translation.module
+++ b/core/modules/content_translation/content_translation.module
@@ -126,6 +126,53 @@ function content_translation_entity_bundle_info_alter(&$bundles) {
 }
 
 /**
+ * Implements hook_entity_field_info().
+ */
+function content_translation_entity_field_info($entity_type) {
+  if (content_translation_enabled($entity_type)) {
+    $info = array();
+    $info['definitions']['translation_source'] = array(
+      'label' => t('Translation source'),
+      'description' => t('The source language from which this translation was created.'),
+      'type' => 'language_field',
+    );
+    $info['definitions']['translation_outdated'] = array(
+      'label' => t('Translation outdated'),
+      'description' => t('A boolean indicating whether this translation needs to be updated.'),
+      'type' => 'boolean_field',
+    );
+    $info['definitions']['translation_uid'] = array(
+      'label' => t('Translation author id'),
+      'description' => t('The author of this translation.'),
+      'type' => 'entity_reference_field',
+      'settings' => array('target_type' => 'user'),
+    );
+    $info['definitions']['translation_status'] = array(
+      'label' => t('Translation status'),
+      'description' => t('Boolean indicating whether the translation is visible to non-translators.'),
+      'type' => 'boolean_field',
+      'settings' => array(
+        'default_value' => 1,
+      ),
+    );
+    $info['definitions']['translation_created'] = array(
+      'label' => t('Translation created time'),
+      'description' => t('The Unix timestamp when the translation was created.'),
+      'type' => 'integer_field',
+    );
+    $info['definitions']['translation_changed'] = array(
+      'label' => t('Translation changed time'),
+      'description' => t('The Unix timestamp when the translation was most recently saved.'),
+      'type' => 'integer_field',
+      'property_constraints' => array(
+        'value' => array('EntityChanged' => array()),
+      ),
+    );
+    return $info;
+  }
+}
+
+/**
  * Implements hook_menu().
  */
 function content_translation_menu() {