diff --git a/docs/Contributors.txt b/docs/Contributors.txt
index 73c2901ce2..1cf3051803 100644
--- a/docs/Contributors.txt
+++ b/docs/Contributors.txt
@@ -129,6 +129,7 @@ Ludo Brands
 Luis R. Hilario B.
 Luis Rodrigues made TChart and misc patches
 Luiz Americo
+Maciej Izak
 Marc Fokker
 Marc Geldon
 Marc Weustink