diff --git a/src/Helper/DeviceAddressInformationHelper.php b/src/Helper/DeviceAddressInformationHelper.php
index 46dd79f..d4eb9a4 100644
--- a/src/Helper/DeviceAddressInformationHelper.php
+++ b/src/Helper/DeviceAddressInformationHelper.php
@@ -85,7 +85,7 @@ private function apiCall(string $url, string $token): DeviceAddressInformation
     {
         $response = $this->client->request('GET', $url, [
             'headers' => [
-                'Authorization' => 'Basic '.$token,
+                'Authorization' => 'Bearer '.$token,
                 'Accept'        => 'application/json',
             ],
         ]);