diff --git a/en-US/Book_Info.xml b/en-US/Book_Info.xml
index 6781c24a..72c2fdd2 100644
--- a/en-US/Book_Info.xml
+++ b/en-US/Book_Info.xml
@@ -58,6 +58,11 @@
     </important>
   </legalnotice>
   <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" href="Author_Group.xml"/>
+  <copyright>
+    <year>2023</year>
+    <year>2024</year>
+    <holder>Daniel Leidert</holder>
+  </copyright>
   <copyright>
     <year>2003</year>
     <year>2004</year>