diff --git a/api/objects/auth.php b/api/objects/auth.php
index 369c42f..bd46716 100644
--- a/api/objects/auth.php
+++ b/api/objects/auth.php
@@ -53,8 +53,7 @@ class Auth {
             ];
             
             if($this->application_url !== '') {
-                array_push($headers, "Host: $this->application_url");
-                curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+                array_push($headers, "Host: " . parse_url($this->application_url, PHP_URL_HOST));
             }
 
             curl_setopt($ch, CURLOPT_POSTFIELDS, $payload);
@@ -131,8 +130,7 @@ class Auth {
             ];
 
             if($this->application_url !== '') {
-                array_push($headers, "Host: $this->application_url");
-                curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+                array_push($headers, "Host: " . parse_url($this->application_url, PHP_URL_HOST));
             }
 
             curl_setopt($ch, CURLOPT_POSTFIELDS, $payload);
@@ -243,8 +241,7 @@ class Auth {
             ];
                             
             if($this->application_url !== '') {
-                array_push($headers, "Host: " . $this->application_url);
-                curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+                array_push($headers, "Host: " . parse_url($this->application_url, PHP_URL_HOST));
             }
             
             curl_setopt($ch, CURLOPT_POSTFIELDS, $payload);