diff --git a/clients/RealtimeClient.php b/clients/RealtimeClient.php
index 70e80ed..676a123 100644
--- a/clients/RealtimeClient.php
+++ b/clients/RealtimeClient.php
@@ -18,7 +18,7 @@ public function __construct(MqClient $queue, HTMLPurifier $html, string $realtim
         $this->realtimeUrl = $realtimeUrl;
     }
 
-    public function notify(int $profileId, array $data)
+    public function notify(int $profileId = 0, array $data)
     {
         $this->queue->publish(
             [