diff --git a/VKAPI/Handlers/Wall.php b/VKAPI/Handlers/Wall.php
index a87b1e63..9aa8ad37 100644
--- a/VKAPI/Handlers/Wall.php
+++ b/VKAPI/Handlers/Wall.php
@@ -162,7 +162,7 @@ final class Wall extends VKAPIRequestHandler
                         $attachments[] = [
                             "type" => "photo",
                             "photo" => [
-                                "album_id" => $attachment->getAlbum()->getId(),
+                                "album_id" => $attachment->getAlbum() ? $attachment->getAlbum()->getId() : null,
                                 "date" => $attachment->getPublicationTime()->timestamp(),
                                 "id" => $attachment->getVirtualId(),
                                 "owner_id" => $attachment->getOwner()->getId(),