diff --git a/src/Helper/Hiltes.php b/src/Helper/Hiltes.php
index ecca9f2..c8dde6f 100644
--- a/src/Helper/Hiltes.php
+++ b/src/Helper/Hiltes.php
@@ -161,11 +161,11 @@ class Hiltes
             #*** Kunde *******************************
             $arr['CustomerList'][] = array(
                 "CustomerNumber" => $tA['kundenummer'], # string
-                "Surname" => $tA['name'],#"string",
-                "Forename" => $tA['vorname'],#"string",
-                "AddressCity" => $tA['ort'],#"string",
-                "AddressZipCode" => $tA['plz'], "string",
-                "AddressStreet" => $tA['strasse'],#"string",
+                "Surname" => substr($tA['name'],0,40),#"string",
+                "Forename" => substr($tA['vorname'],0,40),#"string",
+                "AddressCity" => substr($tA['ort'],0,40),#"string",
+                "AddressZipCode" => substr($tA['plz'],0,10), #"string",
+                "AddressStreet" => substr($tA['strasse'],0,40),#"string",
                 "AddressCountry" => substr($tA['land'], 0, 3)
             );