diff --git a/lib/maintainers.nix b/lib/maintainers.nix
index 198bb93c6be3..0516cc3b076f 100644
--- a/lib/maintainers.nix
+++ b/lib/maintainers.nix
@@ -238,6 +238,7 @@
   meisternu = "Matt Miemiec <meister@krutt.org>";
   michaelpj = "Michael Peyton Jones <michaelpj@gmail.com>";
   michelk = "Michel Kuhlmann <michel@kuhlmanns.info>";
+  mimadrid = "Miguel Madrid <mimadrid@ucm.es>";
   mingchuan = "Ming Chuan <ming@culpring.com>";
   mirdhyn = "Merlin Gaillard <mirdhyn@gmail.com>";
   mirrexagon = "Andrew Abbott <mirrexagon@mirrexagon.com>";
diff --git a/pkgs/games/klavaro/default.nix b/pkgs/games/klavaro/default.nix
index f5970ccd2207..2ca105af19d2 100644
--- a/pkgs/games/klavaro/default.nix
+++ b/pkgs/games/klavaro/default.nix
@@ -21,5 +21,6 @@ stdenv.mkDerivation rec {
     homepage = http://klavaro.sourceforge.net/;
     license = stdenv.lib.licenses.gpl3Plus;
     platforms = stdenv.lib.platforms.linux;
+    maintainer = [stdenv.lib.maintainers.mimadrid];
   };
 }