diff --git a/auth/sudo_auth.h b/auth/sudo_auth.h
index 25dd7fc86..e7752dfb6 100644
--- a/auth/sudo_auth.h
+++ b/auth/sudo_auth.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 1999-2001 Todd C. Miller <Todd.Miller@courtesan.com>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without