diff --git a/src/Model/Item.php b/src/Model/Item.php
index fce67de4bf..7e0cbfcfe2 100644
--- a/src/Model/Item.php
+++ b/src/Model/Item.php
@@ -1917,7 +1917,7 @@ class Item
 	 *
 	 * @param int $uriid
 	 * @param int $uid
-	 * @return int
+	 * @return int|null
 	 */
 	private static function GetOriginUidForUriId(int $uriid, int $uid)
 	{