diff --git a/mozilla/browser/components/prefwindow/content/pref-themes.xul b/mozilla/browser/components/prefwindow/content/pref-themes.xul
index 9d7853735b1..95beb5bcc14 100644
--- a/mozilla/browser/components/prefwindow/content/pref-themes.xul
+++ b/mozilla/browser/components/prefwindow/content/pref-themes.xul
@@ -47,8 +47,8 @@
 
   <tabbox flex="1">
   <tabs>
-    <tab label="Themes"/>
-    <tab label="Extensions"/>
+    <tab label="&themesTab.label;"/>
+    <tab label="&extensionsTab.label;"/>
   </tabs>
   <tabpanels flex="1">
   <vbox flex="1">
diff --git a/mozilla/browser/components/prefwindow/locale/pref-themes.dtd b/mozilla/browser/components/prefwindow/locale/pref-themes.dtd
index 6f759f245d3..9fcdc1de459 100644
--- a/mozilla/browser/components/prefwindow/locale/pref-themes.dtd
+++ b/mozilla/browser/components/prefwindow/locale/pref-themes.dtd
@@ -16,3 +16,5 @@
 <!ENTITY  author.label            "Author">
 
 <!ENTITY  getNewThemes.label      "Get New Themes">
+<!ENTITY  themesTab.label         "Themes">
+<!ENTITY  extensionsTab.label     "Extensions">
\ No newline at end of file