diff --git a/Makefile.PL b/Makefile.PL
index 9f28aaf..d2dca03 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -1,4 +1,4 @@
-use 5.010001;
+use 5.016;
 use strict;
 use warnings;
 
diff --git a/README.md b/README.md
index 8ba5cd6..e1aeac8 100644
--- a/README.md
+++ b/README.md
@@ -63,7 +63,7 @@
 ### Start Server
 
 Kalamar uses the [Mojolicious](http://mojolicio.us/) framework,
-that expects a Perl version of at least 5.10.1.
+that expects a Perl version of at least 5.16.
 The recommended environment is based on [Perlbrew](http://perlbrew.pl/)
 with [App::cpanminus](http://search.cpan.org/~miyagawa/App-cpanminus/).
 
@@ -219,8 +219,8 @@
 
 ### Original Software
 
-Copyright (C) 2015-2019, [IDS Mannheim](http://www.ids-mannheim.de/)<br>
-Author: [Nils Diewald](http://nils-diewald.de/), Helge Stallkamp
+Copyright (C) 2015-2020, [IDS Mannheim](http://www.ids-mannheim.de/)<br>
+Author: [Nils Diewald](http://nils-diewald.de/), Helge Stallkamp<br>
 Contributor: Eliza Margaretha (Documentation), Susanne Feix (Translation)
 
 Kalamar is developed as part of the [KorAP](http://korap.ids-mannheim.de/)