diff --git a/src/Message/IdealPurchaseRequest.php b/src/Message/IdealPurchaseRequest.php
index 0552336..8b6691e 100644
--- a/src/Message/IdealPurchaseRequest.php
+++ b/src/Message/IdealPurchaseRequest.php
@@ -13,6 +13,17 @@ public function setIssuer($value)
     {
         return $this->setParameter('issuer', $value);
     }
+    
+    public function setSepa($value)
+    {
+            return $this->setParameter('cinfo_in_callback', $value);
+    }
+    
+    public function getSepa()
+    {
+	    return $this->getParameter('cinfo_in_callback');
+
+    }
 
     /**
      * {@inheritdoc}
@@ -30,6 +41,7 @@ public function getData()
             'currency' => $this->getCurrency(),
             'returnurl' => $this->getReturnUrl(),
             'reporturl' => $this->getNotifyUrl(),
+            'cinfo_in_callback' =>$this->getSepa(),
         );
     }