diff --git a/pkgs/by-name/fl/fluxctl/package.nix b/pkgs/by-name/fl/fluxctl/package.nix
deleted file mode 100644
index 5e2ed5b0f53e..000000000000
--- a/pkgs/by-name/fl/fluxctl/package.nix
+++ /dev/null
@@ -1,50 +0,0 @@
-{
-  lib,
-  buildGoModule,
-  fetchFromGitHub,
-  installShellFiles,
-}:
-
-buildGoModule rec {
-  pname = "fluxctl";
-  version = "1.25.4";
-
-  src = fetchFromGitHub {
-    owner = "weaveworks";
-    repo = "flux";
-    rev = version;
-    sha256 = "sha256-rKZ0fI9UN4oq6gfDMNR2+kCazlDexE1+UVzQ3xgkSA8=";
-  };
-
-  vendorHash = "sha256-6Trk49Vo3oMjSaHRDm2v+elPDHwdn2D3Z6i4UYcx0IQ=";
-
-  nativeBuildInputs = [ installShellFiles ];
-
-  doCheck = false;
-
-  subPackages = [ "cmd/fluxctl" ];
-
-  ldflags = [
-    "-s"
-    "-w"
-    "-X main.version=${version}"
-  ];
-
-  postInstall = ''
-    for shell in bash fish zsh; do
-      $out/bin/fluxctl completion $shell > fluxctl.$shell
-      installShellCompletion fluxctl.$shell
-    done
-  '';
-
-  meta = with lib; {
-    description = "CLI client for Flux, the GitOps Kubernetes operator";
-    mainProgram = "fluxctl";
-    homepage = "https://github.com/fluxcd/flux";
-    license = licenses.asl20;
-    maintainers = with maintainers; [
-      Gonzih
-      Br1ght0ne
-    ];
-  };
-}
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 71a79d73207d..3308f524d543 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -654,6 +654,7 @@ mapAliases {
   flutter319 = throw "flutter319 has been removed because it isn't updated anymore, and no packages in nixpkgs use it. If you still need it, use flutter.mkFlutter to get a custom version"; # Added 2024-12-03
   flutter322 = throw "flutter322 has been removed because it isn't updated anymore, and no packages in nixpkgs use it. If you still need it, use flutter.mkFlutter to get a custom version"; # Added 2024-10-05
   flutter323 = throw "flutter323 has been removed because it isn't updated anymore, and no packages in nixpkgs use it. If you still need it, use flutter.mkFlutter to get a custom version"; # Added 2024-10-05
+  fluxctl = throw "fluxctl is unmaintained and has been removed. Migration to flux2 is recommended"; # Added 2025-05-11
   fluxus = throw "fluxus has been removed because it hasn't been updated in 9 years and depended on insecure Racket 7.9"; # Added 2024-12-06
   fmt_8 = throw "fmt_8 has been removed as it is obsolete and was no longer used in the tree"; # Added 2024-11-12
   fntsample = throw "fntsample has been removed as it is unmaintained upstream"; # Added 2025-04-21