diff --git a/src/AbstractShopGateway.php b/src/AbstractShopGateway.php
index a3ca7b9..8bf291a 100644
--- a/src/AbstractShopGateway.php
+++ b/src/AbstractShopGateway.php
@@ -258,4 +258,14 @@ public function getClearingType()
     {
         return $this->getParameter('clearingtype');
     }
+
+    public function setWalletType($value)
+    {
+        return $this->setParameter('wallettype', $value);
+    }
+
+    public function getWalletType()
+    {
+        return $this->getParameter('wallettype');
+    }
 }