diff --git a/CONTRIBUTORS b/CONTRIBUTORS
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -5,9 +5,11 @@ List of contributors to Kallithea projec
     Étienne Gilli <etienne.gilli@gmail.com> 2015-2017 2019
     Mads Kiilerich <mads@kiilerich.com> 2016-2019
     Allan Nordhøy <epost@anotheragency.no> 2017-2019
+    ssantos <ssantos@web.de> 2018-2019
     Danni Randeris <danniranderis@gmail.com> 2019
     Edmund Wong <ewong@crazy-cat.org> 2019
     Manuel Jacob <me@manueljacob.de> 2019
+    Wolfgang Scherer <wolfgang.scherer@gmx.de> 2019
     Dominik Ruf <dominikruf@gmail.com> 2012 2014-2018
     Michal Čihař <michal@cihar.com> 2014-2015 2018
     Branko Majic <branko@majic.rs> 2015 2018
@@ -15,7 +17,6 @@ List of contributors to Kallithea projec
     Jesús Sánchez <jsanchezfdz95@gmail.com> 2018
     Patrick Vane <patrick_vane@lowentry.com> 2018
     Pheng Heong Tan <phtan90@gmail.com> 2018
-    ssantos <ssantos@web.de> 2018
     Максим Якимчук <xpinovo@gmail.com> 2018
     Марс Ямбар <mjambarmeta@gmail.com> 2018
     Mads Kiilerich <madski@unity3d.com> 2012-2017