diff --git a/src/blupi.cxx b/src/blupi.cxx
index 83c49c8..e55aab0 100644
--- a/src/blupi.cxx
+++ b/src/blupi.cxx
@@ -1,7 +1,7 @@
 /*
  * This file is part of the planetblupi source code
  * Copyright (C) 1997, Daniel Roux & EPSITEC SA
- * Copyright (C) 2017-2018, Mathieu Schroeter
+ * Copyright (C) 2017-2019, Mathieu Schroeter
  * http://epsitec.ch; http://www.blupi.org; http://github.com/blupi-games
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/src/event.cxx b/src/event.cxx
index 16cc979..8f4fbc8 100644
--- a/src/event.cxx
+++ b/src/event.cxx
@@ -1,7 +1,7 @@
 /*
  * This file is part of the planetblupi source code
  * Copyright (C) 1997, Daniel Roux & EPSITEC SA
- * Copyright (C) 2017-2018, Mathieu Schroeter
+ * Copyright (C) 2017-2019, Mathieu Schroeter
  * http://epsitec.ch; http://www.blupi.org; http://github.com/blupi-games
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/src/sound.h b/src/sound.h
index f651ff2..93e611e 100644
--- a/src/sound.h
+++ b/src/sound.h
@@ -1,7 +1,7 @@
 /*
  * This file is part of the planetblupi source code
  * Copyright (C) 1997, Daniel Roux & EPSITEC SA
- * Copyright (C) 2017-2018, Mathieu Schroeter
+ * Copyright (C) 2017-2019, Mathieu Schroeter
  * http://epsitec.ch; http://www.blupi.org; http://github.com/blupi-games
  *
  * This program is free software: you can redistribute it and/or modify
diff --git a/src/text.cxx b/src/text.cxx
index 5488807..226a622 100644
--- a/src/text.cxx
+++ b/src/text.cxx
@@ -1,7 +1,7 @@
 /*
  * This file is part of the planetblupi source code
  * Copyright (C) 1997, Daniel Roux & EPSITEC SA
- * Copyright (C) 2017-2018, Mathieu Schroeter
+ * Copyright (C) 2017-2019, Mathieu Schroeter
  * http://epsitec.ch; http://www.blupi.org; http://github.com/blupi-games
  *
  * This program is free software: you can redistribute it and/or modify