1 files changed, 1 insertions, 0 deletions
diff --git a/mail/mail-types.h b/mail/mail-types.h
index 74e650fd4f..3a71f2c8a2 100644
--- a/mail/mail-types.h
+++ b/mail/mail-types.h
@@ -29,6 +29,7 @@ extern "C" {
 
 
 typedef struct  _FolderBrowser     FolderBrowser;
+typedef struct  _MessageBrowser    MessageBrowser;
 typedef struct  _SubscribeDialog   SubscribeDialog;
 typedef struct  _MessageList       MessageList;
 typedef struct  _MailDisplay       MailDisplay;