diff --git a/reactos/dll/directx/wine/wined3d/utils.c b/reactos/dll/directx/wine/wined3d/utils.c
index a0df9aec991..a69cedea32c 100644
--- a/reactos/dll/directx/wine/wined3d/utils.c
+++ b/reactos/dll/directx/wine/wined3d/utils.c
@@ -25,6 +25,7 @@
  */
 
 #include "wined3d_private.h"
+#include <wine/port.h>
 
 WINE_DEFAULT_DEBUG_CHANNEL(d3d);