diff --git a/autobuild.xml b/autobuild.xml
index d25e64b3de888358964644afdbeaf775a2e9d3ca..1a2adbb025a317467b04679a6b06977fe050558f 100644
--- a/autobuild.xml
+++ b/autobuild.xml
@@ -2597,7 +2597,7 @@ Copyright (c) 2012, 2014, 2015, 2016 nghttp2 contributors</string>
       <key>canonical_repo</key>
       <string>https://git.alchemyviewer.org/alchemy</string>
       <key>copyright</key>
-      <string>Copyright (c) 2021, Alchemy Development Group</string>
+      <string>Copyright (c) 2013-2023, Alchemy Development Group</string>
       <key>description</key>
       <string>Alchemy Viewer</string>
       <key>license</key>