diff --git a/reactos/regtests/shared/regtests.c b/reactos/regtests/shared/regtests.c
index adc14c7da96..b73ddc5834a 100755
--- a/reactos/regtests/shared/regtests.c
+++ b/reactos/regtests/shared/regtests.c
@@ -6,13 +6,7 @@
  * UPDATE HISTORY:
  *      06-07-2003  CSH  Created
  */
-#include <ctype.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <malloc.h>
-#define NTOS_MODE_USER
-#include <ntos.h>
+#include <windows.h>
 #include <pseh.h>
 #include "regtests.h"