diff --git a/models/attachment.go b/models/attachment.go
index 8e8d42805..3503dcb73 100755
--- a/models/attachment.go
+++ b/models/attachment.go
@@ -587,8 +587,9 @@ func AttachmentsByDatasetOption(datasets []int64, opts *SearchDatasetOptions) ([
 		)
 	}
 
+
 	attachments := make([]*Attachment, 0)
-	if err := sess.Table(&Attachment{}).Where(cond).
+	if err := sess.Table(&Attachment{}).Where(cond).Desc("id").
 		Find(&attachments); err != nil {
 		return nil, fmt.Errorf("Find: %v", err)
 	}