diff --git a/chrome/content_script.js b/chrome/content_script.js
index aa5aed4..c8924d5 100644
--- a/chrome/content_script.js
+++ b/chrome/content_script.js
@@ -62,6 +62,9 @@ var injectedJS = function(pushstate, msgeventlistener, msgporteventlistener) {
 			stack = stack[offset];
 		}
 		listener_str = listener.__postmessagetrackername__ || listener.toString();
+		if (stack && stack.includes('chrome-extension://')) {
+			return;
+		}
 		m({window:window.top==window?'top':window.name,hops:h(),domain:document.domain,stack:stack,fullstack:fullstack,listener:listener_str});
 	};
 	var jqc = function(key) {