diff --git a/windows/class.c b/windows/class.c
index e0bacb0..80c03db 100644
--- a/windows/class.c
+++ b/windows/class.c
@@ -12,6 +12,7 @@
  *   classes are getting registered with wrong hInstance.
  */
 
+#include "config.h"
 #include "wine/port.h"
 
 #include <stdlib.h>
diff --git a/windows/dialog.c b/windows/dialog.c
index 576a75e..45ff1f5 100644
--- a/windows/dialog.c
+++ b/windows/dialog.c
@@ -4,6 +4,7 @@
  * Copyright 1993, 1994, 1996 Alexandre Julliard
  */
 
+#include "config.h"
 #include "wine/port.h" 
 
 #include <ctype.h>
diff --git a/windows/x11drv/clipboard.c b/windows/x11drv/clipboard.c
index 8cf9994..4dcd92c 100644
--- a/windows/x11drv/clipboard.c
+++ b/windows/x11drv/clipboard.c
@@ -45,7 +45,7 @@
  *
  */
 
-#include "ts_xlib.h"
+#include "config.h"
 
 #include <string.h>
 #include <stdio.h>
@@ -53,6 +53,7 @@
 #include <unistd.h>
 #include <fcntl.h>
 
+#include "ts_xlib.h"
 #include "winreg.h"
 #include "clipboard.h"
 #include "win.h"