diff --git a/src/SendySubscribe.php b/src/SendySubscribe.php
index 06c7412..1120349 100644
--- a/src/SendySubscribe.php
+++ b/src/SendySubscribe.php
@@ -23,8 +23,8 @@ class SendySubscribe {
     $this->sendy = new Sendy($sendy_url, $api_key);
   }
 
-  public function subscribe($name, $email, $additional_parameters = '') {
-    $status =$this->sendy->subscribe($this->getListId(), $email , empty($name) ? 'John Doe' : $name, $additional_parameters);
+  public function subscribe($name, $email, $additional_parameters = []) {
+    $status =$this->sendy->subscribe($this->getListId(), $email , empty($name) ? '' : $name, $additional_parameters);
     return $status;
   }