diff --git a/mozilla/suite/debugQA/content/pref-debug.xul b/mozilla/suite/debugQA/content/pref-debug.xul
index 648e73bf7c4..00f1989ff96 100644
--- a/mozilla/suite/debugQA/content/pref-debug.xul
+++ b/mozilla/suite/debugQA/content/pref-debug.xul
@@ -22,7 +22,7 @@
   -->
 <?xml-stylesheet href="chrome://communicator/skin/" type="text/css"?>
 
-<!DOCTYPE window SYSTEM "chrome://communicator/locale/pref/pref-debug.dtd" >
+<!DOCTYPE page SYSTEM "chrome://communicator/locale/pref/pref-debug.dtd" >
 
 <page xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
       onload="parent.initPanel('chrome://communicator/content/pref/pref-debug.xul');"
diff --git a/mozilla/suite/debugQA/content/pref-debug1.xul b/mozilla/suite/debugQA/content/pref-debug1.xul
index 1e7b12fae49..311e459d6f9 100644
--- a/mozilla/suite/debugQA/content/pref-debug1.xul
+++ b/mozilla/suite/debugQA/content/pref-debug1.xul
@@ -22,7 +22,7 @@
   -->
 <?xml-stylesheet href="chrome://communicator/skin/" type="text/css"?>
 
-<!DOCTYPE window SYSTEM "chrome://communicator/locale/pref/pref-debug1.dtd" >
+<!DOCTYPE page SYSTEM "chrome://communicator/locale/pref/pref-debug1.dtd" >
 
 <page xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
       onload="parent.initPanel('chrome://communicator/content/pref/pref-debug1.xul');"
diff --git a/mozilla/suite/debugQA/content/pref-debug2.xul b/mozilla/suite/debugQA/content/pref-debug2.xul
index 37f27f8fa0d..92a429c2be2 100644
--- a/mozilla/suite/debugQA/content/pref-debug2.xul
+++ b/mozilla/suite/debugQA/content/pref-debug2.xul
@@ -22,7 +22,7 @@
   -->
 <?xml-stylesheet href="chrome://communicator/skin/" type="text/css"?>
 
-<!DOCTYPE window SYSTEM "chrome://communicator/locale/pref/pref-debug2.dtd" >
+<!DOCTYPE page SYSTEM "chrome://communicator/locale/pref/pref-debug2.dtd" >
 
 <page xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
       onload="parent.initPanel('chrome://communicator/content/pref/pref-debug2.xul');"