--- a/toolkit/content/aboutTelemetry.js
+++ b/toolkit/content/aboutTelemetry.js
@@ -2498,17 +2498,17 @@ function displayRichPingData(ping, updat
   let payloadOption = payloadSelect.selectedOptions.item(0);
   let payloadIndex = payloadOption.getAttribute("value");
 
   if (payloadIndex > 0) {
     payload = ping.payload.childPayloads[payloadIndex - 1];
   }
 
   // Show chrome hang stacks
-  ChromeHangs.render(payload);
+  ChromeHangs.render(payload.chromeHangs);
 
   // Show telemetry log.
   TelLog.render(payload);
 
   // Show simple measurements
   SimpleMeasurements.render(payload);
 
 }