diff --git a/app/Jobs/Host/HostJob.php b/app/Jobs/Host/HostJob.php
index bd5ea77..8a0be8e 100644
--- a/app/Jobs/Host/HostJob.php
+++ b/app/Jobs/Host/HostJob.php
@@ -41,6 +41,10 @@ public function __construct(HostModel $host, $type = 'post', $pass_unavailable =
      */
     public function handle(): void
     {
+        if (! isset($this->host)) {
+            return;
+        }
+
         $host = $this->host;
 
         // 忽略 unavailable 状态的 host