diff --git a/libs/maintainers.txt b/libs/maintainers.txt
index 89243cf286..43b2af9358 100644
--- a/libs/maintainers.txt
+++ b/libs/maintainers.txt
@@ -93,6 +93,7 @@ operators             Daniel Frey <d.frey -at- gmx.de>
 optional              Fernando Cacciola <fernando_cacciola -at- ciudad.com.ar>, Andrzej Krzemienski <akrzemi1 -at- gmail.com>
 parameter             David Abrahams <dave -at- boost-consulting.com>, Daniel Wallin <daniel -at- boostpro.com>
 phoenix               Joel de Guzman <djowel -at- gmail.com>, Thomas Heller <thom.heller -at- gmail.com>, John Fletcher <J.P.Fletcher -at- aston.ac.uk>
+poly_collection       Joaquin M Lopez Munoz <joaquin.lopezmunoz -at- gmail.com>
 polygon               Lucanus Simonson <lucanus.j.simonson -at- intel.com>, Andrii Sydorchuk <sydorchuk.andriy -at- gmail.com>
 pool                  Stephen Cleary <scleary -at- jerviswebb.com>
 predef                Rene Rivera <grafikrobot -at- gmail.com>