diff --git a/app/Notification/Providers/DiscordWebHookNotification.php b/app/Notification/Providers/DiscordWebHookNotification.php
index 02d9fa7..9c1844d 100644
--- a/app/Notification/Providers/DiscordWebHookNotification.php
+++ b/app/Notification/Providers/DiscordWebHookNotification.php
@@ -87,7 +87,7 @@ class DiscordWebHookNotification extends NotificationProvider {
     }
 
     private static function getDiscordWebHookUrl(bool $isError, array $options): string {
-        if ($options["discord_webhook_url"] !== null) {
+        if (isset($options["discord_webhook_url"]) && $options["discord_webhook_url"] !== null) {
             return $options["discord_webhook_url"];
         }