diff --git a/xpfe/browser/src/navigator.css b/xpfe/browser/src/navigator.css
index 65b14ba8e78..635d18d7e91 100644
--- a/xpfe/browser/src/navigator.css
+++ b/xpfe/browser/src/navigator.css
@@ -96,6 +96,7 @@ titledbutton[class=secure] {
 }
 
 titledbutton[class=insecure] {
+  display: none;
 }
  
 toolbar#taskbar titledbutton[pseudoclass~="active"] {