diff --git a/src/add-ons/kernel/file_systems/bfs/kernel_interface_r5.cpp b/src/add-ons/kernel/file_systems/bfs/kernel_interface_r5.cpp
index 028307da49..4f42a2f630 100644
--- a/src/add-ons/kernel/file_systems/bfs/kernel_interface_r5.cpp
+++ b/src/add-ons/kernel/file_systems/bfs/kernel_interface_r5.cpp
@@ -1,10 +1,12 @@
 /* kernel_interface - file system interface to BeOS' vnode layer
 **
 ** Copyright 2001-2004, Axel Dörfler, axeld@pinc-software.de
-** This file may be used under the terms of the OpenBeOS License.
+** This file may be used under the terms of the Haiku License.
 */
 
 
+#define COMPILE_FOR_R5
+
 #include "Debug.h"
 #include "Volume.h"
 #include "Inode.h"