diff --git a/Ladestation_v2/module.php b/Ladestation_v2/module.php
index 8ff2931..1622720 100644
--- a/Ladestation_v2/module.php
+++ b/Ladestation_v2/module.php
@@ -839,7 +839,7 @@ class Ladestation_v2 extends IPSModule
         // cURL-Handle schließen
         curl_close($ch);
         $data = json_decode($response['accessToken']); 
-        $this->SetBuffer("Easee_Token", $data);
+        $this->SetBuffer("Easee_Token", (string)$data);
 
     }