diff --git a/reactos/include/psdk/setupapi.h b/reactos/include/psdk/setupapi.h
index ae87512e153..a136b34011c 100644
--- a/reactos/include/psdk/setupapi.h
+++ b/reactos/include/psdk/setupapi.h
@@ -155,7 +155,9 @@ extern "C" {
 #define DIF_POWERMESSAGEWAKE               39
 #define DIF_ADDREMOTEPROPERTYPAGE_ADVANCED 40
 #define DIF_UPDATEDRIVER_UI                41
-#define DIF_RESERVED2                      42
+#define DIF_FINISHINSTALL_ACTION           42
+#define DIF_RESERVED2                      48
+
 #define DIGCDP_FLAG_BASIC	0x00000001
 #define DIGCDP_FLAG_ADVANCED	0x00000002
 #if (_SETUPAPI_VER >= 0x0501)