diff --git a/src/Model/Behavior/DuplicatableBehavior.php b/src/Model/Behavior/DuplicatableBehavior.php
index 35cb357..4179a03 100644
--- a/src/Model/Behavior/DuplicatableBehavior.php
+++ b/src/Model/Behavior/DuplicatableBehavior.php
@@ -53,7 +53,7 @@ public function duplicate(int|string $id): EntityInterface|false
     {
         return $this->_table->save(
             $this->duplicateEntity($id),
-            $this->getConfig('saveOptions') + ['associated' => $this->getConfig('contain')]
+            $this->getConfig('saveOptions') + ['associated' => $this->getConfig('contain'), 'duplicated' => true, 'originalId' => $id]
         );
     }