diff --git a/ChangeLog b/ChangeLog
index b36c14e8..bff56e43 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -20989,3 +20989,5 @@
 2023-03-17 Fred Gleason <fredg@paravelsystems.com>
 	* Added API documentation and man pages to the 'rivendell-opsguide'
 	RPM package.
+2023-03-17 Fred Gleason <fredg@paravelsystems.com>
+	* Updated the copyright notices to use an interval of 2002-2023.
diff --git a/docs/opsguide/frontspiece.xml.in b/docs/opsguide/frontspiece.xml.in
index ac705fd3..e9b0a2e0 100644
--- a/docs/opsguide/frontspiece.xml.in
+++ b/docs/opsguide/frontspiece.xml.in
@@ -9,7 +9,7 @@
   <edition>
     @VERSION@
   </edition>
-  <copyright><year>2003-2020</year><holder>Fred Gleason</holder></copyright>
+  <copyright><year>2003-2023</year><holder>Fred Gleason</holder></copyright>
   <legalnotice>
     <para>
       Permission is granted to copy, distribute and/or modify this document
diff --git a/lib/rd.h b/lib/rd.h
index 60a79af0..88cedf9a 100644
--- a/lib/rd.h
+++ b/lib/rd.h
@@ -2,7 +2,7 @@
 //
 // System-Wide Values for Rivendell
 //
-//   (C) Copyright 2002-2020 Fred Gleason <fredg@paravelsystems.com>
+//   (C) Copyright 2002-2023 Fred Gleason <fredg@paravelsystems.com>
 //
 //   This program is free software; you can redistribute it and/or modify
 //   it under the terms of the GNU General Public License version 2 as
@@ -24,7 +24,7 @@
 /*
  * Copyright Notice
  */
-#define RD_COPYRIGHT_NOTICE "© 2002-2020 Fred Gleason"
+#define RD_COPYRIGHT_NOTICE "© 2002-2023 Fred Gleason"
 
 /*
  * Default Configuration File