diff --git a/AUTHORS b/AUTHORS
index cac440cea4..253669739d 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -82,3 +82,7 @@ Ricardo Dalarme <ricardodalarme@outlook.com>
 Andrei Kabylin <sys.int64@gmail.com>
 Ernesto Ramirez <neartox@outlook.com>
 Rui Craveiro <ruicraveiro@squarealfa.com>
+LeanCode <contribution@leancode.pl>
+Piotr Denert <pdenert09@gmail.com>
+Marcin Chudy <marcinchudy94@gmail.com>
+Paweł Jakubowski <pawel.jakubowski@leancode.pl>