diff --git a/src/Symfony/Component/Messenger/Bridge/Amqp/Transport/Connection.php b/src/Symfony/Component/Messenger/Bridge/Amqp/Transport/Connection.php
index ece0c1716b69b..166031b3aea90 100644
--- a/src/Symfony/Component/Messenger/Bridge/Amqp/Transport/Connection.php
+++ b/src/Symfony/Component/Messenger/Bridge/Amqp/Transport/Connection.php
@@ -461,7 +461,7 @@ public function ack(\AMQPEnvelope $message, string $queueName): bool
 
     public function nack(\AMQPEnvelope $message, string $queueName, int $flags = \AMQP_NOPARAM): bool
     {
-        return $this->queue($queueName)->nack($message->getDeliveryTag(), $flags);
+        return $this->queue($queueName)->nack($message->getDeliveryTag(), $flags) ?? true;
     }
 
     public function setup(): void