diff --git a/flake.lock b/flake.lock
new file mode 100644
index 00000000..22ac268c
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,222 @@
+{
+  "nodes": {
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": [
+          "zephyr-nix",
+          "pyproject-nix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1701473968,
+        "narHash": "sha256-YcVE5emp1qQ8ieHUnxt1wCZCC3ZfAS+SRRWZ2TMda7E=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "34fed993f1674c8d06d58b37ce1e0fe5eebcb9f5",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1705309234,
+        "narHash": "sha256-uNRRNRKmJyCRC/8y1RqBkqWBLM034y4qN7EprSdmgyA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "1ef2e671c3b0c19053962c07dbda38332dcebf26",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "mdbook-nixdoc": {
+      "inputs": {
+        "nix-github-actions": [
+          "zephyr-nix",
+          "pyproject-nix",
+          "nix-github-actions"
+        ],
+        "nixpkgs": [
+          "zephyr-nix",
+          "pyproject-nix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1708395692,
+        "narHash": "sha256-smf0VmxGbjJDZqKvxxG3ZVqubgbVwAWG26wPo+BT/A0=",
+        "owner": "adisbladis",
+        "repo": "mdbook-nixdoc",
+        "rev": "d6a71b114b9221c0b4f20d31b81766d072cc26be",
+        "type": "github"
+      },
+      "original": {
+        "owner": "adisbladis",
+        "repo": "mdbook-nixdoc",
+        "type": "github"
+      }
+    },
+    "nix-github-actions": {
+      "inputs": {
+        "nixpkgs": [
+          "zephyr-nix",
+          "pyproject-nix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1701208414,
+        "narHash": "sha256-xrQ0FyhwTZK6BwKhahIkUVZhMNk21IEI1nUcWSONtpo=",
+        "owner": "nix-community",
+        "repo": "nix-github-actions",
+        "rev": "93e39cc1a087d65bcf7a132e75a650c44dd2b734",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nix-github-actions",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1708294118,
+        "narHash": "sha256-evZzmLW7qoHXf76VCepvun1esZDxHfVRFUJtumD7L2M=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "e0da498ad77ac8909a980f07eff060862417ccf7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-23.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "pyproject-nix": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "mdbook-nixdoc": "mdbook-nixdoc",
+        "nix-github-actions": "nix-github-actions",
+        "nixpkgs": [
+          "zephyr-nix",
+          "nixpkgs"
+        ],
+        "treefmt-nix": "treefmt-nix"
+      },
+      "locked": {
+        "lastModified": 1708398443,
+        "narHash": "sha256-hK1nTAzhqM0C3gxAexLS5uvHa3aA4/ReGFxoVVX6qR8=",
+        "owner": "nix-community",
+        "repo": "pyproject.nix",
+        "rev": "b8a5076ab323a63035dc0fb7b622109a52585c14",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "pyproject.nix",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "zephyr": "zephyr",
+        "zephyr-nix": "zephyr-nix"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
+    "treefmt-nix": {
+      "inputs": {
+        "nixpkgs": [
+          "zephyr-nix",
+          "pyproject-nix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1702979157,
+        "narHash": "sha256-RnFBbLbpqtn4AoJGXKevQMCGhra4h6G2MPcuTSZZQ+g=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "2961375283668d867e64129c22af532de8e77734",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
+    },
+    "zephyr": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1706300580,
+        "narHash": "sha256-0o/mVvFoFKTN0IqtrGm0xy0tiHxFfEqFW9UVp4MVoFg=",
+        "owner": "zmkfirmware",
+        "repo": "zephyr",
+        "rev": "339570e2393b108bf8f9241018ecaf5615c25469",
+        "type": "github"
+      },
+      "original": {
+        "owner": "zmkfirmware",
+        "ref": "v3.5.0+zmk-fixes",
+        "repo": "zephyr",
+        "type": "github"
+      }
+    },
+    "zephyr-nix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "pyproject-nix": "pyproject-nix",
+        "zephyr": [
+          "zephyr"
+        ]
+      },
+      "locked": {
+        "lastModified": 1708401020,
+        "narHash": "sha256-nx3ZKpwzZS2LNPMRiapkxWPWEYKImjSR/rNPNMbJdcY=",
+        "owner": "adisbladis",
+        "repo": "zephyr-nix",
+        "rev": "6ad6ae9ed9b8d4684dd37d4bf390bdd05a810a98",
+        "type": "github"
+      },
+      "original": {
+        "owner": "adisbladis",
+        "repo": "zephyr-nix",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 00000000..20a74642
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,52 @@
+{
+  description = "# Zephyr™ Mechanical Keyboard (ZMK) Firmware";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11";
+    flake-utils.url = "github:numtide/flake-utils";
+
+    # Customize the version of Zephyr used by the flake here
+    zephyr = {
+      type = "github";
+      owner = "zmkfirmware";
+      repo = "zephyr";
+      ref = "v3.5.0+zmk-fixes";
+      flake = false;
+    };
+
+    zephyr-nix.url = "github:adisbladis/zephyr-nix";
+    zephyr-nix.inputs.nixpkgs.follows = "nixpkgs";
+    zephyr-nix.inputs.zephyr.follows = "zephyr";
+  };
+
+  outputs =
+    { nixpkgs
+    , flake-utils
+    , zephyr-nix
+    , ...
+    }:
+    flake-utils.lib.eachDefaultSystem (system:
+    let
+      pkgs = nixpkgs.legacyPackages.${system};
+      zephyr = zephyr-nix.packages.x86_64-linux;
+    in
+    {
+      devShell =
+        pkgs.mkShellNoCC {
+          packages = [
+            (zephyr.sdk.override {
+              targets = [
+                "arm-zephyr-eabi"
+              ];
+            })
+            zephyr.pythonEnv
+            zephyr.hosttools-nix
+
+            pkgs.cmake
+            pkgs.ccache
+            pkgs.ninja
+            pkgs.dfu-util
+          ];
+        };
+    });
+}