diff --git a/array.h b/array.h
index 2c70c310..671bea42 100644
--- a/array.h
+++ b/array.h
@@ -1,4 +1,4 @@
-/* $Id$ */
+/* $OpenBSD$ */
 
 /*
  * Copyright (c) 2006 Nicholas Marriott <nicm@users.sourceforge.net>