diff --git a/src/orca-loader/Elements.res b/src/orca-loader/Elements.res
index 6c206410c..da5a0f063 100644
--- a/src/orca-loader/Elements.res
+++ b/src/orca-loader/Elements.res
@@ -23,6 +23,16 @@ let make = (
 ) => {
   let handleApplePayMessages = ref(_ => ())
   let applePaySessionRef = ref(Nullable.null)
+  let isReadyToLoadTrustpayPromise = Promise.make((resolve, _) => {
+    let handleOnReady = (event: Types.event) => {
+      let json = event.data->anyTypeToJson
+      let dict = json->getDictFromJson
+      if dict->Dict.get("preMountLoaderIframeUnMount")->Belt.Option.isSome {
+        resolve()
+      }
+    }
+    addSmartEventListener("message", handleOnReady, "handleOnReadyToLoadTrustpayScript")
+  })
 
   try {
     let iframeRef = []
@@ -144,13 +154,21 @@ let make = (
                 publishableKey->String.startsWith("pk_prd_")
                   ? "https://tpgw.trustpay.eu/js/v1.js"
                   : "https://test-tpgw.trustpay.eu/js/v1.js"
-              let trustPayScript = Window.createElement("script")
-              trustPayScript->Window.elementSrc(trustPayScriptURL)
-              trustPayScript->Window.elementOnerror(err => {
-                Utils.logInfo(Console.log2("ERROR DURING LOADING TRUSTPAY APPLE PAY", err))
+              isReadyToLoadTrustpayPromise
+              ->Promise.then(_ => {
+                let trustPayScript = Window.createElement("script")
+                logger.setLogInfo(~value="TrustPay Script Loading", ~eventName=TRUSTPAY_SCRIPT, ())
+                trustPayScript->Window.elementSrc(trustPayScriptURL)
+                trustPayScript->Window.elementOnerror(err => {
+                  Utils.logInfo(Console.log2("ERROR DURING LOADING TRUSTPAY APPLE PAY", err))
+                })
+                trustPayScript->Window.elementOnload(_ => {
+                  logger.setLogInfo(~value="TrustPay Script Loaded", ~eventName=TRUSTPAY_SCRIPT, ())
+                })
+                Window.body->Window.appendChild(trustPayScript)
+                Promise.resolve()
               })
-              Window.body->Window.appendChild(trustPayScript)
-              logger.setLogInfo(~value="TrustPay Script Loaded", ~eventName=TRUSTPAY_SCRIPT, ())
+              ->ignore
             }
           }
           let msg = [("paymentMethodList", json)]->Dict.fromArray
@@ -619,6 +637,9 @@ let make = (
 
                                 try {
                                   let trustpay = trustPayApi(secrets)
+                                  Window.window->alert(
+                                    "trustpay: " ++ trustpay->anyTypeToJson->JSON.stringify,
+                                  )
                                   trustpay.finishApplePaymentV2(payment, paymentRequest)
                                   ->then(res => {
                                     Window.window->alert(