diff --git a/lib/isc/unix/include/isc/net.h b/lib/isc/unix/include/isc/net.h
index ba2ecb4aa0..ec4706be3f 100644
--- a/lib/isc/unix/include/isc/net.h
+++ b/lib/isc/unix/include/isc/net.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1998, 1999  Internet Software Consortium.
+ * Copyright (C) 1999  Internet Software Consortium.
  * 
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
diff --git a/lib/isc/unix/include/isc/net.h.in b/lib/isc/unix/include/isc/net.h.in
index ba2ecb4aa0..ec4706be3f 100644
--- a/lib/isc/unix/include/isc/net.h.in
+++ b/lib/isc/unix/include/isc/net.h.in
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1998, 1999  Internet Software Consortium.
+ * Copyright (C) 1999  Internet Software Consortium.
  * 
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above