diff --git a/libs/sofia-sip/AUTHORS b/libs/sofia-sip/AUTHORS
index 0a5f98265c..e6ecb1858b 100644
--- a/libs/sofia-sip/AUTHORS
+++ b/libs/sofia-sip/AUTHORS
@@ -26,6 +26,7 @@ Leuenberger, Stefan <first.surname -at netmodule -dot com>
 Margarido, Fabio <fabiomargarido AT gmail DOT com>
 Neuner, Jarod <janeuner -at networkharbor -dot com>
 Paul, Johan <johan -dot paul -at plenware -dot fi>
+Pizarro, Paulo <paulo -dot pizarro -at gmail -dot com>
 Prado, Dimitri E. <dprado -at e3c -dot com -dot br>
 Puolakka, Petteri <first.surname@nokia.com>
 Puustinen, Ismo <first.surname@nokia.com>