diff --git a/pkgs/applications/version-management/git-extras/default.nix b/pkgs/applications/version-management/git-extras/default.nix
index adb36257188cd47..2e10c633b02a978 100644
--- a/pkgs/applications/version-management/git-extras/default.nix
+++ b/pkgs/applications/version-management/git-extras/default.nix
@@ -42,6 +42,6 @@ stdenv.mkDerivation rec {
     description = "GIT utilities -- repo summary, repl, changelog population, author commit percentages and more";
     license = licenses.mit;
     platforms = platforms.all;
-    maintainers = with maintainers; [ cko SuperSandro2000 ];
+    maintainers = with maintainers; [ SuperSandro2000 ];
   };
 }
diff --git a/pkgs/development/tools/build-managers/apache-maven/default.nix b/pkgs/development/tools/build-managers/apache-maven/default.nix
index c8b5fdaa04a95f0..8470c333ac6fce8 100644
--- a/pkgs/development/tools/build-managers/apache-maven/default.nix
+++ b/pkgs/development/tools/build-managers/apache-maven/default.nix
@@ -45,6 +45,6 @@ stdenvNoCC.mkDerivation (finalAttrs: {
     homepage = "https://maven.apache.org/";
     license = licenses.asl20;
     platforms = platforms.unix;
-    maintainers = with maintainers; [ cko ];
+    maintainers = with maintainers; [ ];
   };
 })
diff --git a/pkgs/development/web/nodejs/nodejs.nix b/pkgs/development/web/nodejs/nodejs.nix
index 962bc3e246becee..73867d11a784b90 100644
--- a/pkgs/development/web/nodejs/nodejs.nix
+++ b/pkgs/development/web/nodejs/nodejs.nix
@@ -206,7 +206,7 @@ let
       homepage = "https://nodejs.org";
       changelog = "https://github.com/nodejs/node/releases/tag/v${version}";
       license = licenses.mit;
-      maintainers = with maintainers; [ goibhniu cko aduh95 ];
+      maintainers = with maintainers; [ goibhniu aduh95 ];
       platforms = platforms.linux ++ platforms.darwin;
       mainProgram = "node";
       knownVulnerabilities = optional (versionOlder version "18") "This NodeJS release has reached its end of life. See https://nodejs.org/en/about/releases/.";