diff --git a/eZ/Publish/API/Repository/Values/Translation.php b/eZ/Publish/API/Repository/Values/Translation.php
index 1dc32eb19e..76e4eb4f23 100644
--- a/eZ/Publish/API/Repository/Values/Translation.php
+++ b/eZ/Publish/API/Repository/Values/Translation.php
@@ -12,6 +12,8 @@
  * Base class fro translation messages.
  *
  * Use its extensions: Translation\Singular, Translation\Plural.
+ *
+ * @implements \Stringable
  */
 abstract class Translation extends ValueObject
 {