diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 0006178b97b6..ccf5f56ba057 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -5269,13 +5269,6 @@
     githubId = 3392199;
     name = "Calum MacRae";
   };
-  cmars = {
-    email = "nix@cmars.tech";
-    github = "cmars";
-    githubId = 23741;
-    name = "Casey Marshall";
-    keys = [ { fingerprint = "6B78 7E5F B493 FA4F D009  5D10 6DEC 2758 ACD5 A973"; } ];
-  };
   cmcdragonkai = {
     email = "roger.qiu@matrix.ai";
     github = "CMCDragonkai";
diff --git a/pkgs/by-name/ku/kubebuilder/package.nix b/pkgs/by-name/ku/kubebuilder/package.nix
index bf5cfc30e6e4..4c5c24a0f7cb 100644
--- a/pkgs/by-name/ku/kubebuilder/package.nix
+++ b/pkgs/by-name/ku/kubebuilder/package.nix
@@ -69,6 +69,6 @@ buildGoModule (finalAttrs: {
     homepage = "https://github.com/kubernetes-sigs/kubebuilder";
     changelog = "https://github.com/kubernetes-sigs/kubebuilder/releases/tag/v${finalAttrs.version}";
     license = lib.licenses.asl20;
-    maintainers = with lib.maintainers; [ cmars ];
+    maintainers = [ ];
   };
 })