diff --git a/AUTHORS b/AUTHORS
index 960bb57077..61952da5d7 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -69,6 +69,13 @@ Also thanks to:
 Using GeoLite data created by MaxMind and
 distributed under the CC BY-SA 3.0 license.
 
+Using KopiLua created by Mark Feldman
+and maintained by Vinicius Jarina
+and distributed under the MIT license.
+
+Using NLua created by Vinicius Jarina
+and distributed under the MIT license.
+
 Finally, special thanks goes to the original teams
 at Westwood Studios and EA for creating the classic
 games which OpenRA aims to reimagine.