diff --git a/Changes b/Changes
index f8a1b24..2b993fb 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,6 @@
+0.3.900 unreleased
+
+
 0.3 2021-02-15
         - Provide conllu2korapxml to convert from ConLL-U to KorAP-XML zip
 
diff --git a/Makefile.PL b/Makefile.PL
index da80041..9911e65 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -8,7 +8,7 @@
     NAME             => 'korapxml2conllu',
     AUTHOR           => 'Marc Kupietz',
     ABSTRACT         => 'Conversion between KorAP-XML zip and CoNLL-U',
-    VERSION          => '0.3',
+    VERSION_FROM     => 'script/korapxml2conllu',
     LICENSE          => 'freebsd',
     BUILD_REQUIRES   => {
         'Test::More'          => "1.302177",
diff --git a/Readme.md b/Readme.md
index 6b9c11e..293042f 100644
--- a/Readme.md
+++ b/Readme.md
@@ -104,7 +104,7 @@
 
 * [Marc Kupietz](https://www1.ids-mannheim.de/digspra/personal/kupietz.html)
 
-Copyright (c) 2020, [Leibniz Institute for the German Language](http://www.ids-mannheim.de/), Mannheim, Germany
+Copyright (c) 2021, [Leibniz Institute for the German Language](http://www.ids-mannheim.de/), Mannheim, Germany
 
 This package is developed as part of the [KorAP](http://korap.ids-mannheim.de/)
 Corpus Analysis Platform at the Leibniz Institute for German Language
diff --git a/script/korapxml2conllu b/script/korapxml2conllu
index 9dcec42..1763708 100755
--- a/script/korapxml2conllu
+++ b/script/korapxml2conllu
@@ -16,9 +16,11 @@
 
 my $usage=<<EOF;
 Usage: $0 [options] ZIPFILE [ZIPFILE...]
+our $VERSION = '0.3.900';
 
 Options:
  -p pattern
+our $VERSION_MSG = "\nkorapxml2conllu - v$VERSION\n";
 
 Description:
  Convert KorAP-XML base or morpho zips to CoNLL(-U) format with all information necessary