diff --git a/comprehensive-gpl-guide.tex b/comprehensive-gpl-guide.tex
index 69a40ecee11ac73add495b935ff7b9e0ee593e11..6dec8e387c0367138872f88ddc2e567e094a008f 100644
--- a/comprehensive-gpl-guide.tex
+++ b/comprehensive-gpl-guide.tex
@@ -100,8 +100,9 @@ and Guide
 
 {\parindent 0in
 \begin{tabbing}
-Copyright \= \copyright{} 2003--2005, 2008, 2014--2015 \hspace{1.mm} \=  \kill
-Copyright \> \copyright{} 2003--2005, 2008, 2014--2015 \>  Bradley M. Kuhn. \\
+Copyright \= \copyright{} 2003--2005, 2008, 2014--2015, 2018 \hspace{1.mm} \=  \kill
+Copyright \> \copyright{} 2018 \>  Chestek Legal. \\
+Copyright \> \copyright{} 2003--2005, 2008, 2014--2015, 2018 \>  Bradley M. Kuhn. \\
 Copyright \> \copyright{} 2014--2015 \>  Anthony K. Sebro, Jr. \\
 Copyright \= \copyright{} 2014 \> Denver Gingerich. \\
 Copyright \= \copyright{} 2003--2007, 2014 \>  Free Software Foundation, Inc. \\