diff --git a/include/winuser.h b/include/winuser.h
index 500f12712c2..b25a05861b7 100644
--- a/include/winuser.h
+++ b/include/winuser.h
@@ -2492,6 +2492,9 @@ DECL_WINELIB_TYPE_AW(LPICONMETRICS)
 #define WS_EX_OVERLAPPEDWINDOW (WS_EX_WINDOWEDGE|WS_EX_CLIENTEDGE)
 #define WS_EX_PALETTEWINDOW    (WS_EX_WINDOWEDGE|WS_EX_TOOLWINDOW|WS_EX_TOPMOST)
 
+/* New Win2000 styles */
+#define WS_EX_LAYERED          0x00080000L
+
 /* WINE internal... */
 #define WS_EX_TRAYWINDOW	0x80000000L
 #define WS_EX_MANAGED		0x40000000L /* Window managed by the window system */