diff --git a/mail/locales/en-US/chrome/messenger/messenger.properties b/mail/locales/en-US/chrome/messenger/messenger.properties
index 27a182ef659c..2704d5a125c6 100644
--- a/mail/locales/en-US/chrome/messenger/messenger.properties
+++ b/mail/locales/en-US/chrome/messenger/messenger.properties
@@ -154,7 +154,7 @@ trashFolderName=Trash
 sentFolderName=Sent
 draftsFolderName=Drafts
 templatesFolderName=Templates
-unsentFolderName=Unsent Messages
+unsentFolderName=Unsent
 junkFolderName=Junk
 
 # Error message for special folder deletion on imap accounts
diff --git a/mailnews/import/public/nsIImportMail.idl b/mailnews/import/public/nsIImportMail.idl
index 44cb870e5afc..7a850c2568f7 100644
--- a/mailnews/import/public/nsIImportMail.idl
+++ b/mailnews/import/public/nsIImportMail.idl
@@ -124,7 +124,7 @@ interface nsIImportMail : nsISupports
 
 %{ C++
 #define kDestTrashFolderName "Trash"
-#define kDestUnsentMessagesFolderName "Unsent Messages"
+#define kDestUnsentMessagesFolderName "Unsent"
 #define kDestSentFolderName "Sent"
 #define kDestInboxFolderName "Inbox"
 %}