diff --git a/Full dark theme/setAttribute_unread.uc.js b/Full dark theme/setAttribute_unread.uc.js
index 22ad500c..e2c9634f 100644
--- a/Full dark theme/setAttribute_unread.uc.js	
+++ b/Full dark theme/setAttribute_unread.uc.js	
@@ -1,5 +1,5 @@
 (function(){
-	if (location.href != 'chrome://browser/content/browser.xul') return;
+	if (location.href != 'chrome://browser/content/browser.xhtml') return;
 
 	let func = {