diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 2d2d07e86..01aeb7544 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -34,6 +34,7 @@ Simone Gaiarin <simgunz@gmail.com>
 Rai (Michal Pokorny) <agentydragon@gmail.com>
 Zeno Gantner <zeno.gantner@gmail.com>
 Henrik Giesel <hengiesel@gmail.com>
+Michał Bartoszkiewicz <mbartoszkiewicz@gmail.com>
 
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