diff --git a/html/inc/bootstrap.inc b/html/inc/bootstrap.inc
index 10863dfa78..82338065cc 100644
--- a/html/inc/bootstrap.inc
+++ b/html/inc/bootstrap.inc
@@ -195,7 +195,7 @@ function sample_navbar(
         array(tra("Preferences"), $url_prefix."edit_forum_preferences_form.php"),
         array(tra("User search"), $url_prefix."user_search.php"),
         array(tra("User of the day"), $url_prefix."uotd.php"),
-        array(tra("Certificate"), $url_prefix."cert1.php", "", "_blank"),
+        array(tra("Certificate"), $url_prefix.cert_filename(), "", "_blank"),
     ));
     navbar_menu(tra("Site"), array(
         array(tra("Site search"), $url_prefix."site_search.php"),
diff --git a/html/inc/user.inc b/html/inc/user.inc
index 72533aa65e..34d8df42eb 100644
--- a/html/inc/user.inc
+++ b/html/inc/user.inc
@@ -184,7 +184,7 @@ function show_user_stats_private($user) {
         }
         $x .= "<br/><small>".tra("Cross-project ID").": $cpid</small>\n";
         row2(tra("Cross-project statistics"), $x);
-        $x = '<a href="cert1.php">'.tra("Account").'</a>';
+        $x = sprintf('<a href="%s">%s</a>', cert_filename(), tra("Account"));
         if ($user->teamid) {
             $x .= ' &middot; <a href="cert_team.php">'.tra("Team").'</a>';
         }
diff --git a/html/inc/util.inc b/html/inc/util.inc
index 5b4e1f68d1..19a2ed8e02 100644
--- a/html/inc/util.inc
+++ b/html/inc/util.inc
@@ -1117,6 +1117,10 @@ function text_end() {
     echo "</div>\n";
 }
 
+function cert_filename() {
+    return defined("CERT_FILENAME")?CERT_FILENAME:"cert1.php";
+}
+
 $cvs_version_tracker[]="\$Id$";  //Generated automatically - do not edit
 
 ?>