diff --git a/AUTHORS b/AUTHORS
index b834494..4b2d123 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -61,3 +61,7 @@ Szymon Janc <szymon.janc@tieto.com>
 Syam Sidhardhan <s.syam@samsung.com>
 Paulo Alcantara <pcacjr@gmail.com>
 Jefferson Delfes <jefferson.delfes@openbossa.org>
+Andrzej Kaczmarek <andrzej.kaczmarek@tieto.com>
+Eder Ruiz Maria <eder.ruiz@openbossa.org>
+Mikel Astiz <mikel.astiz@bmw-carit.de>
+Chan-yeol Park <chanyeol.park@samsung.com>