diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..3550a30
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..d4d2a47
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,61 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1694529238,
+        "narHash": "sha256-zsNZZGTGnMOf9YpHKJqMSsa0dXbfmxeoJ7xHlrt+xmY=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "ff7b65b44d01cf9ba6a71320833626af21126384",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1698846319,
+        "narHash": "sha256-4jyW/dqFBVpWFnhl0nvP6EN4lP7/ZqPxYRjl6var0Oc=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "34bdaaf1f0b7fb6d9091472edc968ff10a8c2857",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-23.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..9d68939
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,36 @@
+{
+  description = "Horus";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.05";
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, flake-utils }:
+    flake-utils.lib.eachDefaultSystem (system:
+      with nixpkgs.legacyPackages.${system};
+      {
+        devShells.default = mkShell {
+          packages = [
+            ansible
+            ansible-lint
+            git
+            gnumake
+            k9s
+            kubectl
+            neovim
+            oci-cli
+            openssh
+            pre-commit
+            shellcheck
+            terraform
+            yamllint
+
+            (python3.withPackages (p: with p; [
+              kubernetes
+            ]))
+          ];
+        };
+      }
+    );
+}
diff --git a/shell.nix b/shell.nix
deleted file mode 100644
index 325e3d5..0000000
--- a/shell.nix
+++ /dev/null
@@ -1,27 +0,0 @@
-# https://status.nixos.org (nixos-22.11)
-{ pkgs ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/a558f7ac29f5.tar.gz") {} }:
-
-let
-  python-packages = pkgs.python3.withPackages (p: with p; [
-    kubernetes
-  ]);
-in
-pkgs.mkShell {
-  buildInputs = with pkgs; [
-    ansible
-    ansible-lint
-    git
-    gnumake
-    k9s
-    kubectl
-    neovim
-    oci-cli
-    openssh
-    pre-commit
-    shellcheck
-    terraform
-    yamllint
-
-    python-packages
-  ];
-}