diff --git a/flake.lock b/flake.lock
index 39034fe..0172ec2 100644
--- a/flake.lock
+++ b/flake.lock
@@ -88,11 +88,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1720524665,
-        "narHash": "sha256-ni/87oHPZm6Gv0ECYxr1f6uxB0UKBWJ6HvS7lwLU6oY=",
+        "lastModified": 1721042469,
+        "narHash": "sha256-6FPUl7HVtvRHCCBQne7Ylp4p+dpP3P/OYuzjztZ4s70=",
         "owner": "cachix",
         "repo": "git-hooks.nix",
-        "rev": "8d6a17d0cdf411c55f12602624df6368ad86fac1",
+        "rev": "f451c19376071a90d8c58ab1a953c6e9840527fd",
         "type": "github"
       },
       "original": {
@@ -155,11 +155,11 @@
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1720861673,
-        "narHash": "sha256-gh34LtCLvXCd/Xyk33mgQU3QqNyJ7ZwJj59c4Qdad78=",
+        "lastModified": 1721108565,
+        "narHash": "sha256-/ZkI/yQtg3wg6GkLynAfsi6dy8cHzcOZWVBUl1muNbA=",
         "owner": "nix-community",
         "repo": "neovim-nightly-overlay",
-        "rev": "34b8101a10dfb4cb38832a17ef33281d59e2b2b3",
+        "rev": "384c3d1c1e7ae21931b75c99a787d6af91cf7abb",
         "type": "github"
       },
       "original": {
@@ -171,11 +171,11 @@
     "neovim-src": {
       "flake": false,
       "locked": {
-        "lastModified": 1720816717,
-        "narHash": "sha256-C8bdG2wrI29afHI1705W37M7CPudz5117YafiBlW0Y4=",
+        "lastModified": 1721082242,
+        "narHash": "sha256-qSsIx/IhwCBLxWJbOaHdOguz3UX05hBZViPfNLc0cmQ=",
         "owner": "neovim",
         "repo": "neovim",
-        "rev": "10256bb760fcab0dc25f7eb5b0b45966cb771939",
+        "rev": "c2b51e6c41c5230af21dc4d978e896ef9e8b922a",
         "type": "github"
       },
       "original": {
@@ -189,11 +189,11 @@
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
-        "lastModified": 1720845312,
-        "narHash": "sha256-yPhAsJTpyoIPQZJGC8Fw8W2lAXyhLoTn+HP20bmfkfk=",
+        "lastModified": 1721086468,
+        "narHash": "sha256-OF642LVDj5Icr0tXlY9P54vna4OP10IMhIhhiKwIRpw=",
         "owner": "LnL7",
         "repo": "nix-darwin",
-        "rev": "5ce8503cf402cf76b203eba4b7e402bea8e44abc",
+        "rev": "7522a30d328f885d20c2815bd05eb711bc69644c",
         "type": "github"
       },
       "original": {
@@ -220,11 +220,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1720750130,
-        "narHash": "sha256-y2wc7CdK0vVSIbx7MdVoZzuMcUoLvZXm+pQf2RIr1OU=",
+        "lastModified": 1721016451,
+        "narHash": "sha256-Cypl9ORr5UjtBsbjXMTJRepTe362yNVrPrntUvHiTaw=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "6794d064edc69918bb0fc0e0eda33ece324be17a",
+        "rev": "a14c5d651cee9ed70f9cd9e83f323f1e531002db",
         "type": "github"
       },
       "original": {
@@ -236,11 +236,11 @@
     },
     "nixpkgs-darwin": {
       "locked": {
-        "lastModified": 1720970785,
-        "narHash": "sha256-gRyLiF5ae1822DFjfOp+6+c/sexYz0BmsNGpxYnDUWM=",
+        "lastModified": 1721059467,
+        "narHash": "sha256-0Yx4eXowxw5TATf92DZu2qKbBYXPxYh849h9tL/TQR0=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "fa4dd14e99394b6888a3913af42a04a9110e3bcc",
+        "rev": "be45415f0f321f030f8c76723fd15d4b0f3a02fb",
         "type": "github"
       },
       "original": {
@@ -252,11 +252,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1721016451,
-        "narHash": "sha256-Cypl9ORr5UjtBsbjXMTJRepTe362yNVrPrntUvHiTaw=",
+        "lastModified": 1721080040,
+        "narHash": "sha256-USDsS90/88RJibP3gEcH1AaVt+JpnX4XCUD9bAJP5I4=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "a14c5d651cee9ed70f9cd9e83f323f1e531002db",
+        "rev": "b2c1f10bfbb3f617ea8e8669ac13f3f56ceb2ea2",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index e253b76..19afc24 100644
--- a/flake.nix
+++ b/flake.nix
@@ -31,12 +31,18 @@
     overlays = [inputs.neovim-nightly-overlay.overlays.default];
   in {
     nixosConfigurations = {
-      auxin = nixpkgs-unstable.lib.nixosSystem {
+      auxin = nixos-unstable.lib.nixosSystem {
         system = "x86_64-linux";
         modules = [
           ./auxin/configuration.nix
         ];
       };
+      gastrin = nixos-unstable.lib.nixosSystem {
+        system = "x86_64-linux";
+        modules = [
+          ./gastrin/configuration.nix
+        ];
+      };
     };
     darwinConfigurations = {
       leptin = nix-darwin.lib.darwinSystem {
diff --git a/leptin/configuration.nix b/leptin/configuration.nix
index 5ea8bde..f9fdd92 100644
--- a/leptin/configuration.nix
+++ b/leptin/configuration.nix
@@ -4,9 +4,7 @@
   lib,
   pkgs,
   ...
-}:
-{
-
+}: {
   nix = {
     package = pkgs.nixFlakes;
     optimise.automatic = true;
@@ -19,11 +17,12 @@
     hostName = "leptin";
   };
   nixpkgs.config = {
-    packageOverrides = pkgs: with pkgs; {
-      unstable = import unstableChannel {
-        config = config.nixpkgs.config;
+    packageOverrides = pkgs:
+      with pkgs; {
+        unstable = import unstableChannel {
+          config = config.nixpkgs.config;
+        };
       };
-    };
   };
   time.timeZone = "America/New_York";
   environment.systemPackages = with pkgs; [
@@ -48,6 +47,7 @@
     tealdeer
     statix
     tmux
+    zellij
     viddy
     yazi
     zoxide
@@ -67,8 +67,8 @@
   };
   # fail2ban = {
   #  enable = true;
- #   ignoreIP = ["10.0.0.0/8" "172.16.0.0/12" "192.168.0.0/16"];
- # };
+  #   ignoreIP = ["10.0.0.0/8" "172.16.0.0/12" "192.168.0.0/16"];
+  # };
   # virtualisation.docker = {
   #   enableOnBoot = true;
   #   enable = true;