diff --git a/lib/maintainers.nix b/lib/maintainers.nix
index 4fc3dbf06e9..7f6c823d68b 100644
--- a/lib/maintainers.nix
+++ b/lib/maintainers.nix
@@ -259,6 +259,7 @@
   moretea = "Maarten Hoogendoorn <maarten@moretea.nl>";
   mornfall = "Petr Ročkai <me@mornfall.net>";
   MostAwesomeDude = "Corbin Simpson <cds@corbinsimpson.com>";
+  mounium = "Katona László <muoniurn@gmail.com>";
   MP2E = "Cray Elliott <MP2E@archlinux.us>";
   mpscholten = "Marc Scholten <marc@mpscholten.de>";
   msackman = "Matthew Sackman <matthew@wellquite.org>";