diff --git a/mailnews/local/public/Makefile.in b/mailnews/local/public/Makefile.in
index 8889464fa5b..4c736ce3a30 100644
--- a/mailnews/local/public/Makefile.in
+++ b/mailnews/local/public/Makefile.in
@@ -38,6 +38,7 @@ EXPORTS= \
 	nsIMailboxService.h \
 	nsIPop3Service.h \
 	nsIPop3IncomingServer.h \
+	nsIMsgParseMailMsgState.h \
 	$(NULL)
 
 include $(topsrcdir)/config/config.mk