diff --git a/skeletons/OBJECT_IDENTIFIER.h b/skeletons/OBJECT_IDENTIFIER.h
index b1eb267..e32ecef 100644
--- a/skeletons/OBJECT_IDENTIFIER.h
+++ b/skeletons/OBJECT_IDENTIFIER.h
@@ -1,5 +1,6 @@
 /*-
- * Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
+ * Copyright (c) 2003, 2004, 2005 Lev Walkin <vlm@lionet.info>.
+ * 	All rights reserved.
  * Redistribution and modifications are permitted subject to BSD license.
  */
 #ifndef	_OBJECT_IDENTIFIER_H_
@@ -116,7 +117,7 @@
  * This is useful for (_arc_slots) value estimation.
  */
 int OBJECT_IDENTIFIER_parse_arcs(const char *oid_text, ssize_t oid_txt_length,
-	long arcs[], unsigned int arcs_slots, char **oid_text_end);
+	long arcs[], unsigned int arcs_slots, const char **oid_text_end);
 
 /*
  * Internal functions.