diff --git a/src/Client.php b/src/Client.php
index c7957aa..f69bd4c 100644
--- a/src/Client.php
+++ b/src/Client.php
@@ -141,7 +141,7 @@ private function atomicPush($jobId, $class, $args = [], $queue = self::QUEUE, $r
             $this->redis->sadd($this->name('queues'), $queue);
             $this->redis->lpush($this->name('queue', $queue), $job);
         } else {
-            $this->redis->zadd($this->name('schedule'), [$job => $doAt]);
+            $this->redis->zadd($this->name('schedule'), $doAt, $job);
         }
     }