diff --git a/contrib/slapi-plugins/addrdnvalues/addrdnvalues.c b/contrib/slapi-plugins/addrdnvalues/addrdnvalues.c
index 243c4c9a3f..371bb413fb 100644
--- a/contrib/slapi-plugins/addrdnvalues/addrdnvalues.c
+++ b/contrib/slapi-plugins/addrdnvalues/addrdnvalues.c
@@ -1,3 +1,4 @@
+/* $OpenLDAP$ */
 /*
  * Copyright 2003-2004 PADL Software Pty Ltd.
  * All rights reserved.