diff --git a/class/Paym.js b/class/Paym.js
index 4d8b663..7ab12b2 100644
--- a/class/Paym.js
+++ b/class/Paym.js
@@ -105,6 +105,10 @@ export class Paym {
       this._isPaid = false;
     }
 
+    if (payment.payment_error && payment.payment_error.indexOf('IncorrectOrUnknownPaymentDetails') !== -1) {
+      this._isPaid = false;
+    }
+
     if (payment.payment_error && payment.payment_error.indexOf('payment is in transition') !== -1) {
       this._isPaid = null; // null is default, but lets set it anyway
     }