diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 455051a9e..4e0822407 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -1,4 +1,5 @@
 Alberto Rovetta <rove.albe@gmail.com>
+Alessandro La Farciola <alafarciola@fbk.eu>
 Alessandro Trapasso <ale.trapasso8@gmail.com>
 Alessandro Valentini <alvalentini@fbk.eu>
 Alexander Sung <alexander.sung@dfki.de>
@@ -18,6 +19,7 @@ Johannes Rothe <rothe@magazino.eu>
 Luca Framba <framba@fbk.eu>
 Luigi Bonassi <l.bonassi005@unibs.it>
 Miguel Ramirez <miquel.ramirez@gmail.com>
+Riki Nakamura <riki.nakamura.edu@gmail.com>
 Roland Godet <roland.godet@laas.fr>
 Sebastian Stock <sebastian.stock@gmail.com>
 Selvakumar Hastham Sathiya Satchi Sadanandam <selvakumar.h-s@laas.fr>