diff --git a/suite/browser/navigator.xul b/suite/browser/navigator.xul
index 8e8b68fd9ad5..48eaaa164511 100644
--- a/suite/browser/navigator.xul
+++ b/suite/browser/navigator.xul
@@ -29,7 +29,12 @@ Contributor(s): ______________________________________. -->
 <?xul-overlay href="chrome://communicator/content/sidebar/sidebarOverlay.xul"?>
 <?xul-overlay href="chrome://navigator/content/NavSecurityOverlay.xul"?>
 
-<!DOCTYPE window SYSTEM "chrome://navigator/locale/navigator.dtd" >
+<!DOCTYPE window [
+<!ENTITY % brandDTD SYSTEM "chrome://global/locale/brand.dtd" >
+%brandDTD;
+<!ENTITY % navigatorDTD SYSTEM "chrome://navigator/locale/navigator.dtd" >
+%navigatorDTD;
+]>
 
 <window id="main-window" xmlns:html="http://www.w3.org/TR/REC-html40"
   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
diff --git a/suite/browser/navigatorOverlay.xul b/suite/browser/navigatorOverlay.xul
index fefad87d7e2d..54730c7e1749 100644
--- a/suite/browser/navigatorOverlay.xul
+++ b/suite/browser/navigatorOverlay.xul
@@ -22,7 +22,12 @@ Contributor(s): ______________________________________. -->
 <?xul-overlay href="chrome://global/content/globalOverlay.xul"?>
 <?xul-overlay href="chrome://global/content/charsetOverlay.xul"?>
 
-<!DOCTYPE window SYSTEM "chrome://navigator/locale/navigator.dtd" >
+<!DOCTYPE window [
+<!ENTITY % brandDTD SYSTEM "chrome://global/locale/brand.dtd" >
+%brandDTD;
+<!ENTITY % navigatorDTD SYSTEM "chrome://navigator/locale/navigator.dtd" >
+%navigatorDTD;
+]>
 
 <overlay id="navigatorOverlay"
          xmlns:html="http://www.w3.org/TR/REC-html40"