1 files changed, 3 insertions, 2 deletions
diff --git a/contrib/request_payment.en.must b/contrib/request_payment.en.must
index 1d666fef..73fc455e 100644
--- a/contrib/request_payment.en.must
+++ b/contrib/request_payment.en.must
@@ -90,7 +90,8 @@ body {
 <body>
 <script>
   let delayMs = 60000;
-  let checkUrl = "{{& order_status_url }}&timeout_ms=" + delayMs.toString();
+  let checkUrl = new URL("{{& order_status_url }}");
+  checkUrl.searchParams.set("timeout_ms", delayMs.toString());
   function check() {
     let req = new XMLHttpRequest();
     req.onreadystatechange = function () {
@@ -122,7 +123,7 @@ body {
       setTimeout(check, 5);
     }
     req.timeout = delayMs;
-    req.open("GET", checkUrl);
+    req.open("GET", checkUrl.href);
     req.send();
   }
   setTimeout(check, 5);