diff --git a/mozilla/mail/locales/en-US/chrome/messenger/searchTermOverlay.dtd b/mozilla/mail/locales/en-US/chrome/messenger/searchTermOverlay.dtd
index bc2ea3e3281..676802005c7 100644
--- a/mozilla/mail/locales/en-US/chrome/messenger/searchTermOverlay.dtd
+++ b/mozilla/mail/locales/en-US/chrome/messenger/searchTermOverlay.dtd
@@ -2,6 +2,8 @@
 <!ENTITY matchAll.accesskey "a">
 <!ENTITY matchAny.label     "Match any of the following">
 <!ENTITY matchAny.accesskey "o">
+<!ENTITY matchAllMsgs.label     "Match all messages">
+<!ENTITY matchAllMsgs.accesskey "m">
 
 <!-- LOCALIZATION NOTE  
   The values below are used to control the widths of the search widgets.