diff --git a/pass/routes/checkout/micropayment.js b/pass/routes/checkout/micropayment.js
index 6f45c569ff5b68b0004161dde3cff0a5ad08ea33..f3e514328b9c670a3badd2fb2655db6bbdad9665 100644
--- a/pass/routes/checkout/micropayment.js
+++ b/pass/routes/checkout/micropayment.js
@@ -40,7 +40,7 @@ router.get("/event", (req, res) => {
             converted_currency: req.query.currency,
             converted_price: price,
             payment_processor: Micropayment.NAME,
-            payment_processor_id: req.query.auth,
+            payment_processor_id: req.query.auth + "_storno",
             payment_processor_data: req.query,
           })
           .then(async payment => redirect_url);