diff --git a/contributors.txt b/contributors.txt
index 5cee70eb2..39af9720e 100644
--- a/contributors.txt
+++ b/contributors.txt
@@ -72,3 +72,4 @@ YYYY/MM/DD, github id, Full name, email
 2015/05/08, ViceIce, Michael Kriese, michael.kriese@gmx.de
 2015/05/09, lkraz, Luke Krasnoff, luke.krasnoff@gmail.com
 2015/05/12, Pursuit92, Josh Chase, jcjoshuachase@gmail.com
+2015/05/20, peturingi, Pétur Ingi Egilsson, petur@petur.eu