diff --git a/academic/DendroPy/DendroPy.SlackBuild b/academic/DendroPy/DendroPy.SlackBuild
index 83d5387ca2..4b54232c85 100644
--- a/academic/DendroPy/DendroPy.SlackBuild
+++ b/academic/DendroPy/DendroPy.SlackBuild
@@ -2,7 +2,7 @@
 
 # Slackware build script for DendroPy
 
-# Copyright 2019 Petar Petrov slackalaxy@gmail.com
+# Copyright 2019-2021 Petar Petrov slackalaxy@gmail.com
 # All rights reserved.
 #
 # Redistribution and use of this script, with or without modification, is