diff --git a/kali/flake.lock b/kali/flake.lock
index 76f25a6..0cf6e3d 100644
--- a/kali/flake.lock
+++ b/kali/flake.lock
@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1778869304,
-        "narHash": "sha256-30sZNZoA1cqF5JNO9fVX+wgiQYjB7HJqqJ4ztCDeBZE=",
+        "lastModified": 1780030872,
+        "narHash": "sha256-u6WU/yd/o8iYQrHX3RAwO1hYa3LkoSL+WNQD0rJfJZQ=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "d233902339c02a9c334e7e593de68855ad26c4cb",
+        "rev": "e9a7635a57597d9754eccebdfc7045e6c8600e6b",
         "type": "github"
       },
       "original": {
diff --git a/kali/flake.nix b/kali/flake.nix
index 0b333fe..cd69480 100644
--- a/kali/flake.nix
+++ b/kali/flake.nix
@@ -17,6 +17,15 @@
   in {
     devShells.default = pkgs.mkShell {
       packages = with pkgs; [
+        # Hardware hacking
+        arduino-ide
+        avrdude
+        imsprog
+        minicom
+        screen
+
+        # Software hacking
+        binwalk
         burpsuite
         dig
         dirb # Web content scanner
@@ -52,13 +61,6 @@
         tmux
         steam-run
       ];
-
-      shellHook = ''
-        mkdir -p ~/Downloads/TryHackMe
-        cd $_
-        python -m venv .venv
-        source .venv/bin/activate
-      '';
     };
   });
 }