diff --git a/src/external/DepthProfile/inc/PDepthProfile.h b/src/external/DepthProfile/inc/PDepthProfile.h
index 693dfc26..ec7fdefe 100644
--- a/src/external/DepthProfile/inc/PDepthProfile.h
+++ b/src/external/DepthProfile/inc/PDepthProfile.h
@@ -8,7 +8,7 @@
 ***************************************************************************/
 
 /***************************************************************************
- *   Copyright (C) 2013-2022 by Andreas Suter                              *
+ *   Copyright (C) 2013-2023 by Andreas Suter                              *
  *   andreas.suter@psi.ch                                                  *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
diff --git a/src/external/DepthProfile/inc/PDepthProfileLinkDef.h b/src/external/DepthProfile/inc/PDepthProfileLinkDef.h
index cce23057..b1847e7b 100644
--- a/src/external/DepthProfile/inc/PDepthProfileLinkDef.h
+++ b/src/external/DepthProfile/inc/PDepthProfileLinkDef.h
@@ -8,7 +8,7 @@
 ***************************************************************************/
 
 /***************************************************************************
- *   Copyright (C) 2013-2022 by Andreas Suter                              *
+ *   Copyright (C) 2013-2023 by Andreas Suter                              *
  *   andreas.suter@psi.ch                                                  *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
diff --git a/src/external/DepthProfile/src/PDepthProfile.cpp b/src/external/DepthProfile/src/PDepthProfile.cpp
index f11b0847..6eca02ae 100644
--- a/src/external/DepthProfile/src/PDepthProfile.cpp
+++ b/src/external/DepthProfile/src/PDepthProfile.cpp
@@ -8,7 +8,7 @@
 ***************************************************************************/
 
 /***************************************************************************
- *   Copyright (C) 2009-2022 by Andreas Suter                              *
+ *   Copyright (C) 2009-2023 by Andreas Suter                              *
  *   andreas.suter@psi.ch                                                  *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *