diff --git a/composer.json b/composer.json
index 42c27d0d..46ef29d2 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
     "name": "buckaroo/sdk",
     "description": "Buckaroo payment SDK",
     "license": "MIT",
-    "version": "1.13.0",
+    "version": "1.14.0",
     "type": "library",
     "require": {
         "php": ">=7.4|^8.0",
diff --git a/src/PaymentMethods/PaymentFacade.php b/src/PaymentMethods/PaymentFacade.php
index 76d65d68..3bebb16f 100644
--- a/src/PaymentMethods/PaymentFacade.php
+++ b/src/PaymentMethods/PaymentFacade.php
@@ -87,6 +87,7 @@
  * @method TransactionResponse pause(array $data)
  * @method TransactionResponse resume(array $data)
  * @method TransactionResponse payOneClick(array $data)
+ * @method TransactionResponse setServiceVersion(int $versionId)
  */
 class PaymentFacade
 {
diff --git a/src/PaymentMethods/PaymentMethod.php b/src/PaymentMethods/PaymentMethod.php
index 0a1cf3a8..7f5e0c43 100644
--- a/src/PaymentMethods/PaymentMethod.php
+++ b/src/PaymentMethods/PaymentMethod.php
@@ -58,7 +58,7 @@ abstract class PaymentMethod implements PaymentInterface
     /**
      * @var array|string[]
      */
-    protected array $requiredConfigFields = ['currency', 'pushURL'];
+    protected array $requiredConfigFields = ['currency'];
     /**
      * @var string
      */
diff --git a/src/PaymentMethods/SEPA/Models/Pay.php b/src/PaymentMethods/SEPA/Models/Pay.php
index faecafdc..f56b164d 100644
--- a/src/PaymentMethods/SEPA/Models/Pay.php
+++ b/src/PaymentMethods/SEPA/Models/Pay.php
@@ -51,10 +51,6 @@ class Pay extends ServiceParameter
      * @var string
      */
     protected string $mandateDate;
-    /**
-     * @var string
-     */
-    protected string $startRecurrent;
 
     /**
      * @param $customer
diff --git a/src/Services/ServiceListParameters/ServiceListParameter.php b/src/Services/ServiceListParameters/ServiceListParameter.php
index 6aa54635..2345a3c4 100644
--- a/src/Services/ServiceListParameters/ServiceListParameter.php
+++ b/src/Services/ServiceListParameters/ServiceListParameter.php
@@ -65,13 +65,6 @@ protected function appendParameter(?int $groupKey, ?string $groupType, string $n
     {
         if (! is_null($value))
         {
-            if (is_callable($value))
-            {
-                $this->serviceList->appendParameter($value($groupKey, $groupType));
-
-                return $this;
-            }
-
             $this->serviceList->appendParameter([
                 "Name" => $name,
                 "Value" => $value,