diff --git a/LICENSE b/LICENSE
index 3820587..933f604 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2015-2018 Thomas Kemmer
+Copyright (c) 2015-2019 Thomas Kemmer
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/README.md b/README.md
index c398725..fab983f 100644
--- a/README.md
+++ b/README.md
@@ -61,7 +61,7 @@ look at the [unit tests][4] for example usage.
 
 ## License
 
-Copyright (c) 2015-2018 Thomas Kemmer
+Copyright (c) 2015-2019 Thomas Kemmer
 
 Licensed under the [MIT License (MIT)][5].
 
diff --git a/configure.ac b/configure.ac
index 36f04e7..c9df950 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 # Process this file with autoconf to produce a configure script.
 AC_PREREQ([2.61])
 
-AC_INIT([fsmlite], [0.4.0], [tkemmer@computer.org])
+AC_INIT([fsmlite], [0.5.0], [tkemmer@computer.org])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_MACRO_DIR([m4])
 AC_LANG([C++])
diff --git a/docs/conf.py b/docs/conf.py
index ff9687c..08cb4d2 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -17,7 +17,7 @@ def get_version(filename):
 author = 'Thomas Kemmer'
 version = get_version(b'../configure.ac')
 release = version
-copyright = '%s, %s' % ('2015-2018', author)
+copyright = '%s, %s' % ('2015-2019', author)
 
 master_doc = 'index'
 
diff --git a/src/fsm.h b/src/fsm.h
index 247519d..dd3fe55 100644
--- a/src/fsm.h
+++ b/src/fsm.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2018 Thomas Kemmer
+ * Copyright (c) 2015-2019 Thomas Kemmer
  *
  * Permission is hereby granted, free of charge, to any person
  * obtaining a copy of this software and associated documentation