diff --git a/mailnews/ui/messenger/resources/mailshell.xul b/mailnews/ui/messenger/resources/mailshell.xul
index cdbf3b4ffb2..1ff2a8f05e9 100644
--- a/mailnews/ui/messenger/resources/mailshell.xul
+++ b/mailnews/ui/messenger/resources/mailshell.xul
@@ -63,13 +63,13 @@
 <!ENTITY showMessageCmd.label ".Message">  
 <!ENTITY showFoldersCmd.label ".Folders">  
 <!ENTITY sortMenu.label "Sort"> 
-<!ENTITY sortByDateCmd.label ".by Date">  
+<!ENTITY sortByDateCmd.label "by Date">  
 <!ENTITY sortByFlagCmd.label ".by Flag">  
 <!ENTITY sortByPriorityCmd.label ".by Priority">  
-<!ENTITY sortBySenderCmd.label ".by Sender">  
+<!ENTITY sortBySenderCmd.label "by Sender">  
 <!ENTITY sortBySizeCmd.label ".by Size">  
-<!ENTITY sortByStatusCmd.label ".by Status">  
-<!ENTITY sortBySubjectCmd.label ".by Subject">  
+<!ENTITY sortByStatusCmd.label "by Status">  
+<!ENTITY sortBySubjectCmd.label "by Subject">  
 <!ENTITY sortByThreadCmd.label ".by Thread">  
 <!ENTITY sortByUnreadCmd.label ".by Unread">  
 <!ENTITY sortByOrderReceivedCmd.label ".by Order Received">  
@@ -144,7 +144,7 @@
 <!ENTITY fileBookmarkCmd.label ".File Bookmark">  
 <!ENTITY editBookmarkCmd.label ".Edit Bookmark">  
 <!ENTITY newsgroupsCmd.label ".Newsgroups">  
-<!ENTITY addressBookCmd.label ".Address Book">  
+<!ENTITY addressBookCmd.label "Address Book">  
 <!ENTITY toolsMenu.label ".Tools"> 
 <!ENTITY historyCmd.label ".History">  
 <!ENTITY securityInfoCmd.label ".Security Info">