diff --git a/.envrc b/.envrc
deleted file mode 100644
index 1d953f4bd7..0000000000
--- a/.envrc
+++ /dev/null
@@ -1 +0,0 @@
-use nix
diff --git a/.gitignore b/.gitignore
index a0ad5f6ea9..f3e778e2ab 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,5 @@ compile_commands.json
 .venv/
 venv/
 platformio.local.ini
+.envrc
+default.nix
diff --git a/default.nix b/default.nix
deleted file mode 100644
index 4f9e1c59b8..0000000000
--- a/default.nix
+++ /dev/null
@@ -1,11 +0,0 @@
-{ pkgs ? import <nixpkgs> {} }:
-let
-in
-  pkgs.mkShell {
-    buildInputs = [
-      pkgs.platformio
-      pkgs.python3
-      # optional: needed as a programmer i.e. for esp32
-      pkgs.avrdude
-    ];
-}