diff --git a/kmail/kmcomposewin.h b/kmail/kmcomposewin.h
index 5241786b..873d4fcc 100644
--- a/kmail/kmcomposewin.h
+++ b/kmail/kmcomposewin.h
@@ -35,6 +35,7 @@
 #include <ktempdir.h>
 
 #include "mailcomposerIface.h"
+#include "accountmanager.h"
 
 #include <libkdepim/addresseelineedit.h>
 #include <mimelib/mediatyp.h>