diff --git a/tex/ch0.tex b/tex/ch0.tex
index 118a7d33..e99e5e89 100644
--- a/tex/ch0.tex
+++ b/tex/ch0.tex
@@ -47,10 +47,10 @@ \chapter*{Introduction}
 Laurence Rideau, Lionel Rieg, Damien Rouhling, Michael Soegtrop for
 their comments on earlier versions of this text. They are specially
 grateful to Simon Boulier, Arthur Charguéraud, Florent Hivert, Pierre
-Jouvelot, Darij Grinberg, Michael Nahas, Julien Narboux, Anton Trunov,
-Yamamoto Mitsuharu and Prashanth Mundkur for their careful
-proofreading and for their suggestions. Many thanks to Hanna for the
-illustrations.
+Jouvelot, Darij Grinberg, Guillaume Melquiond, Michael Nahas, Julien
+Narboux, Anton Trunov, Yamamoto Mitsuharu and Prashanth Mundkur for
+their careful proofreading and for their suggestions. Many thanks to
+Hanna for the illustrations.
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 \section*{Structure of the book}