diff --git a/Neos.Media/Classes/Domain/Model/Tag.php b/Neos.Media/Classes/Domain/Model/Tag.php
index 109ee0a3e92..7c213f2e6a8 100644
--- a/Neos.Media/Classes/Domain/Model/Tag.php
+++ b/Neos.Media/Classes/Domain/Model/Tag.php
@@ -40,7 +40,7 @@ class Tag
 
     /**
      * @var Tag
-     * @ORM\ManyToOne(cascade={"persist"})
+     * @ORM\ManyToOne(inversedBy="children", cascade={"persist"})
      * @ORM\JoinColumn(onDelete="SET NULL")
      * @Flow\Lazy
      */