diff --git a/include/Desktop/accel.h b/include/Desktop/accel.h
index 595620f..00d4056 100644
--- a/include/Desktop/accel.h
+++ b/include/Desktop/accel.h
@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2009-2012 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2009-2021 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Desktop libDesktop */
 /* All rights reserved.
  *
diff --git a/include/Desktop/compat.h b/include/Desktop/compat.h
index 3a7cd9f..d6aa2d7 100644
--- a/include/Desktop/compat.h
+++ b/include/Desktop/compat.h
@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2011-2018 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2011-2021 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Desktop libDesktop */
 /* All rights reserved.
  *
diff --git a/include/Desktop/toolbar.h b/include/Desktop/toolbar.h
index 90a7eb4..7c8ffdb 100644
--- a/include/Desktop/toolbar.h
+++ b/include/Desktop/toolbar.h
@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2009-2012 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2009-2021 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Desktop libDesktop */
 /* All rights reserved.
  *
diff --git a/src/accel.c b/src/accel.c
index 6ea0f12..00006ae 100644
--- a/src/accel.c
+++ b/src/accel.c
@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2010 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2009-2021 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Desktop libDesktop */
 /* All rights reserved.
  *
diff --git a/src/compat.c b/src/compat.c
index 727be29..8385e39 100644
--- a/src/compat.c
+++ b/src/compat.c
@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2012-2018 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2012-2021 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Desktop libDesktop */
 /* All rights reserved.
  *
diff --git a/src/menubar.c b/src/menubar.c
index e4b472f..7b9182c 100644
--- a/src/menubar.c
+++ b/src/menubar.c
@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2011 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2009-2021 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Desktop libDesktop */
 /* All rights reserved.
  *
diff --git a/src/message.c b/src/message.c
index addb280..7f30a85 100644
--- a/src/message.c
+++ b/src/message.c
@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2011-2020 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2011-2021 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS Desktop libDesktop */
 /* All rights reserved.
  *
diff --git a/src/mime.c b/src/mime.c
index 2262122..b3afd1c 100644
--- a/src/mime.c
+++ b/src/mime.c
@@ -1,5 +1,5 @@
 /* $Id$ */
-/* Copyright (c) 2011-2020 Pierre Pronchery <khorben@defora.org> */
+/* Copyright (c) 2011-2021 Pierre Pronchery <khorben@defora.org> */
 /* This file is part of DeforaOS libDesktop */
 /* All rights reserved.
  *