diff --git a/actions/inbox/Create.php b/actions/inbox/Create.php
index 1da047f..7a7c71a 100755
--- a/actions/inbox/Create.php
+++ b/actions/inbox/Create.php
@@ -34,7 +34,7 @@ $valid_object_types = ['Note'];
 $res = $data->object;
 
 try {
-    Activitypub_notice::validate_remote_notice($res);
+    Activitypub_notice::validate_remote_notice((array) $res);
 } catch (Exception $e) {
     common_debug('ActivityPub Inbox Create Note: Invalid note: '.$e->getMessage());
     ActivityPubReturn::error($e->getMessage());