diff --git a/COPYRIGHT b/COPYRIGHT
index 4a03db9ee5c..1e3ad7e3801 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -9,6 +9,8 @@ Torbjorn Andersson
 Chris Apers
 Ori Avtalion
 Nicolas Bacca
+Fabio Battaglia
+Arnaud Boutonne
 Jurgen Braam
 Ralph Brorsen
 James Brown