diff --git a/reactos/drivers/net/ndis/include/ndissys.h b/reactos/drivers/net/ndis/include/ndissys.h
index 1de5a9983ee..6388a50cdf3 100644
--- a/reactos/drivers/net/ndis/include/ndissys.h
+++ b/reactos/drivers/net/ndis/include/ndissys.h
@@ -12,15 +12,8 @@
 
 typedef unsigned long NDIS_STATS;
 
-/* This magical flag combo seems to work. Filip should verify this */
-#undef NDIS_WRAPPER
-#define NDIS_LEGACY_DRIVER 1
-#define NDIS_LEGACY_MINIPORT 1
-#define NDIS_LEGACY_PROTOCOL 1
-#define NDIS51_MINIPORT 1
-#define NDIS_MINIPORT_DRIVER 1
+#include <ntifs.h>
 #include <ndis.h>
-#undef EXPORT
 #include <xfilter.h>
 #include <afilter.h>
 #include <atm.h>
diff --git a/reactos/drivers/net/ndis/ndis.xml b/reactos/drivers/net/ndis/ndis.xml
index 5dc7353a876..654c9fa7a51 100644
--- a/reactos/drivers/net/ndis/ndis.xml
+++ b/reactos/drivers/net/ndis/ndis.xml
@@ -6,6 +6,10 @@
 	<define name="NDIS51" />
 	<define name="NDIS50_MINIPORT" />
 	<define name="NDIS51_MINIPORT" />
+	<define name="NDIS_LEGACY_DRIVER" />
+	<define name="NDIS_LEGACY_MINIPORT" />
+	<define name="NDIS_LEGACY_PROTOCOL" />
+	<define name="NDIS_MINIPORT_DRIVER" />
 	<library>ntoskrnl</library>
 	<library>hal</library>
 	<directory name="include">