diff --git a/uauth/isolatedpicker.html b/uauth/isolatedpicker.html
index e2de6718..549a392f 100644
--- a/uauth/isolatedpicker.html
+++ b/uauth/isolatedpicker.html
@@ -51,7 +51,7 @@ <h2>Make sure you have popups enabled!</h2>
 		function finish(message, name, data) {
 			function waitForReceiverLoad() {
 				if (receiverLoaded) {
-					receiverFrame.contentWindow.postMessage({fwOrigin: window.location.origin, webretro: {timestamp: parseInt(queries.timestamp), message: message, name: name, data: data}}, "*");
+					receiverFrame.contentWindow.postMessage({webretro: {timestamp: parseInt(queries.timestamp), message: message, name: name, data: data}}, "*");
 				} else {
 					setTimeout(waitForReceiverLoad, 250);
 				}
diff --git a/uauth/receiver.html b/uauth/receiver.html
index 1d7f780b..693cf6d6 100644
--- a/uauth/receiver.html
+++ b/uauth/receiver.html
@@ -4,11 +4,12 @@
 		<title>Choose a File</title>
 	</head>
 	<body>
+		<h2>Receiver is loaded.</h2>
 		<h2>I'm supposed to be an invisible iframe... (you shouldn't see this)</h2>
 		<script>
 		let uauthBC = new BroadcastChannel("uauth");
 		window.addEventListener("message", function(e) {
-			uauthBC.postMessage(e.data);
+			uauthBC.postMessage({fwOrigin: e.origin, webretro: e.data.webretro});
 			window.parent.postMessage("acknowledged", "*");
 		}, false);
 		</script>
