diff --git a/browser/base/content/browser.xul b/browser/base/content/browser.xul
index d699d75ed4c..a0bcda61ebc 100644
--- a/browser/base/content/browser.xul
+++ b/browser/base/content/browser.xul
@@ -334,7 +334,7 @@
     <menupopup id="placesContext"/>
 
     <panel id="notification-popup" type="arrow" position="after_start"
-           noautofocus="true" hidden="true" orient="vertical"/>
+           hidden="true" orient="vertical"/>
 
     <!-- Popup for site identity information -->
     <panel id="identity-popup" position="after_start" hidden="true" noautofocus="true"