diff --git a/dlls/mstask/mstask_main.c b/dlls/mstask/mstask_main.c
index c373d66..b1984eb 100644
--- a/dlls/mstask/mstask_main.c
+++ b/dlls/mstask/mstask_main.c
@@ -16,10 +16,7 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-#include <stdarg.h>
-
-#include "windef.h"
-#include "winbase.h"
+#include "mstask_private.h"
 #include "wine/debug.h"
 
 WINE_DEFAULT_DEBUG_CHANNEL(mstask);