diff --git a/README.md b/README.md
index 693422f..003abcf 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 [![Build Status](https://travis-ci.org/mle86/walk.svg?branch=master)](https://travis-ci.org/mle86/walk)
 
 
-Version 2.2.0, May 2018
+Version 2.2.0, December 2019
 
 <pre><code><b>walk</b> [<b>-cyA</b>] [<b>--</b>] <i>ARCHIVE</i></code></pre>
 
diff --git a/doc/walk.1 b/doc/walk.1
index 19d18d5..385e9d4 100644
--- a/doc/walk.1
+++ b/doc/walk.1
@@ -1,4 +1,4 @@
-.TH WALK "1" "May 2018" "walk 2.2.0" "walk"
+.TH WALK "1" "December 2019" "walk 2.2.0" "walk"
 .SH NAME
 walk \- enter and manipulate archive files like directories
 .SH SYNOPSIS
diff --git a/src/walk.sh b/src/walk.sh
index 1b374a6..9c72790 100755
--- a/src/walk.sh
+++ b/src/walk.sh
@@ -3,7 +3,7 @@ set -e
 
 #  walk v2.2.0
 #  
-#  Copyright (C) 2017,2018  Maximilian L. Eul
+#  Copyright (C) 2017-2019  Maximilian L. Eul
 #  This file is part of walk.
 #
 #  walk is free software: you can redistribute it and/or modify