diff --git a/.envrc b/.envrc
index 5bf8fc1..3550a30 100644
--- a/.envrc
+++ b/.envrc
@@ -1,3 +1 @@
-source_url "https://raw.githubusercontent.com/cachix/devenv/95f329d49a8a5289d31e0982652f7058a189bfca/direnvrc" "sha256-d+8cBpDfDBj41inrADaJt+bDWhOktwslgoP5YiGJ1v0="
-
-use devenv
\ No newline at end of file
+use flake
diff --git a/devenv.lock b/devenv.lock
deleted file mode 100644
index f53e4c0..0000000
--- a/devenv.lock
+++ /dev/null
@@ -1,156 +0,0 @@
-{
-  "nodes": {
-    "devenv": {
-      "locked": {
-        "dir": "src/modules",
-        "lastModified": 1715187131,
-        "owner": "cachix",
-        "repo": "devenv",
-        "rev": "a2bc5aedb207ecf2fae89bd4d7e372003e916fec",
-        "treeHash": "bb66f373284f4e1948dfe55fbf4aed7dabb1b4cd",
-        "type": "github"
-      },
-      "original": {
-        "dir": "src/modules",
-        "owner": "cachix",
-        "repo": "devenv",
-        "type": "github"
-      }
-    },
-    "flake-compat": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1696426674,
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
-        "treeHash": "2addb7b71a20a25ea74feeaf5c2f6a6b30898ecb",
-        "type": "github"
-      },
-      "original": {
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "type": "github"
-      }
-    },
-    "flake-utils": {
-      "inputs": {
-        "systems": "systems"
-      },
-      "locked": {
-        "lastModified": 1710146030,
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
-        "treeHash": "bd263f021e345cb4a39d80c126ab650bebc3c10c",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
-    "gitignore": {
-      "inputs": {
-        "nixpkgs": [
-          "pre-commit-hooks",
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1709087332,
-        "owner": "hercules-ci",
-        "repo": "gitignore.nix",
-        "rev": "637db329424fd7e46cf4185293b9cc8c88c95394",
-        "treeHash": "ca14199cabdfe1a06a7b1654c76ed49100a689f9",
-        "type": "github"
-      },
-      "original": {
-        "owner": "hercules-ci",
-        "repo": "gitignore.nix",
-        "type": "github"
-      }
-    },
-    "nixpkgs": {
-      "locked": {
-        "lastModified": 1713361204,
-        "owner": "cachix",
-        "repo": "devenv-nixpkgs",
-        "rev": "285676e87ad9f0ca23d8714a6ab61e7e027020c6",
-        "treeHash": "50354b35a3e0277d4a83a0a88fa0b0866b5f392f",
-        "type": "github"
-      },
-      "original": {
-        "owner": "cachix",
-        "ref": "rolling",
-        "repo": "devenv-nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs-stable": {
-      "locked": {
-        "lastModified": 1714971268,
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "27c13997bf450a01219899f5a83bd6ffbfc70d3c",
-        "treeHash": "20dbb6f37eecbe11d5db5d6f67a6b69caef954f9",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixos-23.11",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "pre-commit-hooks": {
-      "inputs": {
-        "flake-compat": "flake-compat",
-        "flake-utils": "flake-utils",
-        "gitignore": "gitignore",
-        "nixpkgs": [
-          "nixpkgs"
-        ],
-        "nixpkgs-stable": "nixpkgs-stable"
-      },
-      "locked": {
-        "lastModified": 1714478972,
-        "owner": "cachix",
-        "repo": "pre-commit-hooks.nix",
-        "rev": "2849da033884f54822af194400f8dff435ada242",
-        "treeHash": "578180deb59a545b0032e9a66da4c0c043c5057d",
-        "type": "github"
-      },
-      "original": {
-        "owner": "cachix",
-        "repo": "pre-commit-hooks.nix",
-        "type": "github"
-      }
-    },
-    "root": {
-      "inputs": {
-        "devenv": "devenv",
-        "nixpkgs": "nixpkgs",
-        "pre-commit-hooks": "pre-commit-hooks"
-      }
-    },
-    "systems": {
-      "locked": {
-        "lastModified": 1681028828,
-        "owner": "nix-systems",
-        "repo": "default",
-        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
-        "treeHash": "cce81f2a0f0743b2eb61bc2eb6c7adbe2f2c6beb",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-systems",
-        "repo": "default",
-        "type": "github"
-      }
-    }
-  },
-  "root": "root",
-  "version": 7
-}
diff --git a/devenv.nix b/devenv.nix
deleted file mode 100644
index 09605ce..0000000
--- a/devenv.nix
+++ /dev/null
@@ -1,17 +0,0 @@
-{ pkgs, lib, config, inputs, ... }:
-
-{
-  # https://devenv.sh/basics/
-  env.GREET = "devenv";
-
-  # https://devenv.sh/packages/
-  packages = with pkgs; [ pkgs.git pyright ruff python3Packages.matplotlib python3Packages.tkinter ];
-
-  languages.python = {
-    enable = true;
-    poetry = {
-      enable = true;
-      activate.enable = true;
-    };
-  };
-}
diff --git a/devenv.yaml b/devenv.yaml
deleted file mode 100644
index 2457af5..0000000
--- a/devenv.yaml
+++ /dev/null
@@ -1,14 +0,0 @@
-inputs:
-  nixpkgs:
-    url: github:cachix/devenv-nixpkgs/rolling
-
-# If you're using non-OSS software, you can set allowUnfree to true.
-# allowUnfree: true
-
-# If you're willing to use a package that's vulnerable
-# permittedInsecurePackages:
-#  - "openssl-1.1.1w"
-
-# If you have more than one devenv you can merge them
-#imports:
-# - ./backend
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..6438a7a
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,34 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs = {nixpkgs, ...}: let
+    system = "x86_64-linux";
+    pkgs = nixpkgs.legacyPackages.${system};
+  in {
+    devShells.${system}.default = pkgs.mkShell {
+      packages = [
+        pkgs.python3
+        pkgs.poetry
+      ];
+
+      env = {
+        # Workaround in linux: python downloads ELF's that can't find glibc
+        # You would see errors like: error while loading shared libraries: name.so: cannot open shared object file: No such file or directory
+        LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath [
+          pkgs.stdenv.cc.cc
+          # Add any missing library needed
+          # You can use the nix-index package to locate them, e.g. nix-locate -w --top-level --at-root /lib/libudev.so.1
+        ];
+
+        # Put the venv on the repo, so direnv can access it
+        POETRY_VIRTUALENVS_IN_PROJECT = "true";
+        POETRY_VIRTUALENVS_PATH = "{project-dir}/.venv";
+
+        # Use python from path, so you can use a different version to the one bundled with poetry
+        POETRY_VIRTUALENVS_PREFER_ACTIVE_PYTHON = "true";
+      };
+    };
+  };
+}