diff --git a/cpdfmanual.pdf b/cpdfmanual.pdf
index 55a8dea..682a972 100644
Binary files a/cpdfmanual.pdf and b/cpdfmanual.pdf differ
diff --git a/cpdfmanual.tex b/cpdfmanual.tex
index 8fbd52f..8cc9423 100644
--- a/cpdfmanual.tex
+++ b/cpdfmanual.tex
@@ -45,7 +45,7 @@ Version 2.2 (March 2017)
 \noindent For bug reports, feature requests and comments, email\\ \texttt{contact@coherentgraphics.co.uk}
 
 \vspace*{\fill}
-\noindent\copyright 2014 Coherent Graphics Limited. All rights reserved.
+\noindent\copyright 2017 Coherent Graphics Limited. All rights reserved. ISBN 978-0957671140
 
 \smallgap 
 \noindent Adobe, Acrobat, Adobe PDF, Adobe Reader and PostScript are