diff --git a/extensions/psm-glue/res/content/securityUI.js b/extensions/psm-glue/res/content/securityUI.js
index 68121dc7ac21..0999bc330693 100644
--- a/extensions/psm-glue/res/content/securityUI.js
+++ b/extensions/psm-glue/res/content/securityUI.js
@@ -32,9 +32,8 @@ function SetSecurityButton()
     securityUI = ui.QueryInterface(Components.interfaces.nsSecureBrowserUI);
 
     var button  = document.getElementById('security-button');
-    var certAuth = document.getElementById('security-button');
 	if (button && window._content)
-		securityUI.init(window._content, button, certAuth);
+		securityUI.init(window._content, button);
 }
 
 function displayPageInfo()