diff --git a/doc/html/Legal Information.html b/doc/html/Legal Information.html
index 6abf4e34..3c3ae3f4 100644
--- a/doc/html/Legal Information.html	
+++ b/doc/html/Legal Information.html	
@@ -43,10 +43,10 @@ <h3>License</h3>
 <h3>Copyright Information</h3>
 <p>This software as a whole:<br>
 <br>
-Copyright &copy; 2013-2019 IDRIX. All rights reserved.<br>
+Copyright &copy; 2013-2023 IDRIX. All rights reserved.<br>
 <br>
 Portions of this software:</p>
-<p>Copyright &copy; 2013-2019 IDRIX. All rights reserved.<br>
+<p>Copyright &copy; 2013-2023 IDRIX. All rights reserved.<br>
 <br>
 Copyright &copy; 2003-2012 TrueCrypt Developers Association. All rights reserved.</p>
 <p>Copyright &copy; 1998-2000 Paul Le Roux. All rights reserved.<br>
@@ -54,10 +54,11 @@ <h3>Copyright Information</h3>
 Copyright &copy; 1998-2008 Brian Gladman, Worcester, UK. All rights reserved.</p>
 <p>Copyright &copy; 1995-2017 Jean-loup Gailly and Mark Adler.</p>
 <p>Copyright &copy; 2016 Disk Cryptography Services for EFI (DCS), Alex Kolotnikov</p>
-<p>Copyright &copy; 1999-2017 Dieter Baron and Thomas Klausner.</p>
+<p>Copyright &copy; 1999-2020 Dieter Baron and Thomas Klausner.</p>
 <p>Copyright &copy; 2013, Alexey Degtyarev. All rights reserved.</p>
 <p>Copyright &copy; 1999-2016 Jack Lloyd. All rights reserved.</p>
-<p>Copyright &copy; 2013-2018 Stephan Mueller &lt;smueller@chronox.de&gt;</p>
+<p>Copyright &copy; 2013-2019 Stephan Mueller &lt;smueller@chronox.de&gt;</p>
+<p>Copyright &copy; 1999-2021 Igor Pavlov.</p>
 <br>
 For more information, please see the legal notices attached to parts of the source code.</p>
 <h3>Trademark Information</h3>
diff --git a/src/Common/Dlgcode.c b/src/Common/Dlgcode.c
index d994aaf3..2fd18606 100644
--- a/src/Common/Dlgcode.c
+++ b/src/Common/Dlgcode.c
@@ -2332,20 +2332,20 @@ BOOL CALLBACK AboutDlgProc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam
 			L"Based on TrueCrypt 7.1a, freely available at http://www.truecrypt.org/ .\r\n\r\n"
 
 			L"Portions of this software:\r\n"
-			L"Copyright \xA9 2013-2022 IDRIX. All rights reserved.\r\n"
+			L"Copyright \xA9 2013-2023 IDRIX. All rights reserved.\r\n"
 			L"Copyright \xA9 2003-2012 TrueCrypt Developers Association. All Rights Reserved.\r\n"
 			L"Copyright \xA9 1998-2000 Paul Le Roux. All Rights Reserved.\r\n"
 			L"Copyright \xA9 1998-2008 Brian Gladman. All Rights Reserved.\r\n"
 			L"Copyright \xA9 1995-2017 Jean-loup Gailly and Mark Adler.\r\n"
 			L"Copyright \xA9 2016 Disk Cryptography Services for EFI (DCS), Alex Kolotnikov.\r\n"
-			L"Copyright \xA9 1999-2017 Dieter Baron and Thomas Klausner.\r\n"
+			L"Copyright \xA9 1999-2020 Dieter Baron and Thomas Klausner.\r\n"
 			L"Copyright \xA9 2013, Alexey Degtyarev. All rights reserved.\r\n"
 			L"Copyright \xA9 1999-2016 Jack Lloyd. All rights reserved.\r\n"
 			L"Copyright \xA9 2013-2019 Stephan Mueller <smueller@chronox.de>\r\n"
 			L"Copyright \xA9 1999-2021 Igor Pavlov\r\n\r\n"
 
 			L"This software as a whole:\r\n"
-			L"Copyright \xA9 2013-2022 IDRIX. All rights reserved.\r\n\r\n"
+			L"Copyright \xA9 2013-2023 IDRIX. All rights reserved.\r\n\r\n"
 
 			L"An IDRIX Release");
 
diff --git a/src/LICENSE b/src/LICENSE
index 5fb86039..19d47e25 100644
--- a/src/LICENSE
+++ b/src/LICENSE
@@ -175,7 +175,7 @@ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
 
 END OF TERMS AND CONDITIONS
 
-Copyright 2013-2022 IDRIX
+Copyright 2013-2023 IDRIX
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
diff --git a/src/NOTICE b/src/NOTICE
index c013541e..845bdbac 100644
--- a/src/NOTICE
+++ b/src/NOTICE
@@ -1,4 +1,4 @@
-Copyright 2013-2018 IDRIX
+Copyright 2013-2023 IDRIX
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.