diff --git a/hw/xwin/winwindow.c b/hw/xwin/winwindow.c
index 5f3448a94..cdb17677c 100644
--- a/hw/xwin/winwindow.c
+++ b/hw/xwin/winwindow.c
@@ -32,6 +32,9 @@
 #ifdef HAVE_XWIN_CONFIG_H
 #include <xwin-config.h>
 #endif
+
+#include "mi/mi_priv.h"
+
 #include "win.h"
 
 #include "mi/mi_priv.h"