diff --git a/plugins/Reply/Entity/NoteReply.php b/plugins/Reply/Entity/NoteReply.php
index 50f8107368..3112b911ea 100644
--- a/plugins/Reply/Entity/NoteReply.php
+++ b/plugins/Reply/Entity/NoteReply.php
@@ -95,7 +95,7 @@ class NoteReply extends Entity
         $result = DB::dql('select nr.reply_to from note_reply nr '
             . 'where nr.note_id = :note_id', ['note_id' => $note->getId()], );
 
-        if (!empty($result)) {
+        if (!\is_null($result) && \array_key_exists('reply_to', $result)) {
             return $result['reply_to'];
         }