diff --git a/src/PersistentData/PersistentDataManager.php b/src/PersistentData/PersistentDataManager.php
index 404a0ee..6547782 100644
--- a/src/PersistentData/PersistentDataManager.php
+++ b/src/PersistentData/PersistentDataManager.php
@@ -305,8 +305,6 @@ class PersistentDataManager implements IPersistentDataManager
 
             if ($relationModel !== null) {
                 $model->$methodSet($relationModel->getId());
-            } else {
-                $model->$methodSet(null);
             }
         }
     }