diff --git a/src/Job.php b/src/Job.php
index 255ed53..c516f87 100644
--- a/src/Job.php
+++ b/src/Job.php
@@ -33,6 +33,7 @@ public static function fromArray(array $arr): self
         return new self($arr['name'], $arr['data'], $metadata);
     }
 
+    #[\ReturnTypeWillChange]
     public function jsonSerialize()
     {
         return [