diff --git a/shell.nix b/shell.nix
index 38f7453..02d09cf 100644
--- a/shell.nix
+++ b/shell.nix
@@ -2,6 +2,7 @@
 pkgs.mkShell {
   buildInputs = [
     pkgs.arduino-ide
+    pkgs.python3
   ];
   shellHook = "arduino-ide";
 }