diff --git a/flake.lock b/flake.lock
index efc6a5f..8abd4d0 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,30 +1,15 @@
 {
   "nodes": {
-    "bash": {
-      "locked": {
-        "lastModified": 1678247195,
-        "narHash": "sha256-m/wSwlSket+hob3JED4XUvoWJLtW7yhtOiZrlRDMShs=",
-        "ref": "refs/heads/main",
-        "rev": "e7a00dcc0e75bc3ef6856bdd94d7d809245f5636",
-        "revCount": 1,
-        "type": "git",
-        "url": "https://git.ocjtech.us/jeff/nixos-bash-prompt-builder.git"
-      },
-      "original": {
-        "type": "git",
-        "url": "https://git.ocjtech.us/jeff/nixos-bash-prompt-builder.git"
-      }
-    },
     "flake-utils": {
       "inputs": {
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1692799911,
-        "narHash": "sha256-3eihraek4qL744EvQXsK1Ha6C3CR7nnT8X2qWap4RNk=",
+        "lastModified": 1701680307,
+        "narHash": "sha256-kAuep2h5ajznlPMD9rnQyffWG8EM/C73lejGofXvdM8=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "f9e7cf818399d17d347f847525c5a5a8032e4e44",
+        "rev": "4022d587cbbfd70fe950c1e2083a02621806a725",
         "type": "github"
       },
       "original": {
@@ -38,11 +23,11 @@
         "systems": "systems_2"
       },
       "locked": {
-        "lastModified": 1689068808,
-        "narHash": "sha256-6ixXo3wt24N/melDWjq70UuHQLxGV8jZvooRanIHXw0=",
+        "lastModified": 1694529238,
+        "narHash": "sha256-zsNZZGTGnMOf9YpHKJqMSsa0dXbfmxeoJ7xHlrt+xmY=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "919d646de7be200f3bf08cb76ae1f09402b6f9b4",
+        "rev": "ff7b65b44d01cf9ba6a71320833626af21126384",
         "type": "github"
       },
       "original": {
@@ -74,11 +59,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1688870561,
-        "narHash": "sha256-4UYkifnPEw1nAzqqPOTL2MvWtm3sNGw1UTYTalkTcGY=",
+        "lastModified": 1698974481,
+        "narHash": "sha256-yPncV9Ohdz1zPZxYHQf47S8S0VrnhV7nNhCawY46hDA=",
         "owner": "nix-community",
         "repo": "nix-github-actions",
-        "rev": "165b1650b753316aa7f1787f3005a8d2da0f5301",
+        "rev": "4bb5e752616262457bc7ca5882192a564c0472d2",
         "type": "github"
       },
       "original": {
@@ -89,16 +74,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1693341273,
-        "narHash": "sha256-wrsPjsIx2767909MPGhSIOmkpGELM9eufqLQOPxmZQg=",
+        "lastModified": 1701802827,
+        "narHash": "sha256-wTn0lpV75Uv6tU6haEypNsmnJJPb0hpaMIy/4uf5AiQ=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "2ab91c8d65c00fd22a441c69bbf1bc9b420d5ea1",
+        "rev": "a804fc878d7ba1558b960b4c64b0903da426ac41",
         "type": "github"
       },
       "original": {
         "id": "nixpkgs",
-        "ref": "nixos-23.05",
+        "ref": "nixos-23.11",
         "type": "indirect"
       }
     },
@@ -108,14 +93,16 @@
         "nix-github-actions": "nix-github-actions",
         "nixpkgs": [
           "nixpkgs"
-        ]
+        ],
+        "systems": "systems_3",
+        "treefmt-nix": "treefmt-nix"
       },
       "locked": {
-        "lastModified": 1693051011,
-        "narHash": "sha256-HNbuVCS/Fnl1YZOjBk9/MlIem+wM8fvIzTH0CVQrLSQ=",
+        "lastModified": 1701861752,
+        "narHash": "sha256-QfrE05P66856b1SMan69NPhjc9e82VtLxBKg3yiQGW8=",
         "owner": "nix-community",
         "repo": "poetry2nix",
-        "rev": "5b3a5151cf212021ff8d424f215fb030e4ff2837",
+        "rev": "9fc487b32a68473da4bf9573f85b388043c5ecda",
         "type": "github"
       },
       "original": {
@@ -126,7 +113,6 @@
     },
     "root": {
       "inputs": {
-        "bash": "bash",
         "flake-utils": "flake-utils",
         "make-shell": "make-shell",
         "nixpkgs": "nixpkgs",
@@ -162,6 +148,41 @@
         "repo": "default",
         "type": "github"
       }
+    },
+    "systems_3": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "id": "systems",
+        "type": "indirect"
+      }
+    },
+    "treefmt-nix": {
+      "inputs": {
+        "nixpkgs": [
+          "poetry2nix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1699786194,
+        "narHash": "sha256-3h3EH1FXQkIeAuzaWB+nK0XK54uSD46pp+dMD3gAcB4=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "e82f32aa7f06bbbd56d7b12186d555223dc399d1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index 24600ed..2f34cbd 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,7 +3,7 @@
 
   inputs = {
     nixpkgs = {
-      url = "nixpkgs/nixos-23.05";
+      url = "nixpkgs/nixos-23.11";
     };
     poetry2nix = {
       url = "github:nix-community/poetry2nix";
@@ -12,76 +12,73 @@
     flake-utils = {
       url = "github:numtide/flake-utils";
     };
-    bash = {
-      url = "git+https://git.ocjtech.us/jeff/nixos-bash-prompt-builder.git";
-    };
     make-shell = {
       url = "github:ursi/nix-make-shell";
     };
   };
-  outputs = { self, nixpkgs, poetry2nix, flake-utils, bash, make-shell, ... }@inputs:
+  outputs = {
+    self,
+    nixpkgs,
+    poetry2nix,
+    flake-utils,
+    make-shell,
+    ...
+  } @ inputs:
     flake-utils.lib.eachDefaultSystem
-      (system:
-        let
-          inherit (poetry2nix.legacyPackages.${system}) mkPoetryApplication overrides;
-          pkgs = import nixpkgs {
-            inherit system;
-          };
-          python = pkgs.python311.withPackages (ps: with ps; [
+    (
+      system: let
+        inherit (poetry2nix.lib.mkPoetry2Nix {inherit pkgs;}) mkPoetryApplication overrides;
+        pkgs = import nixpkgs {
+          inherit system;
+        };
+        python = pkgs.python311.withPackages (ps:
+          with ps; [
             poetry-core
           ]);
+      in {
+        devShells.default = let
+          make-shell = import inputs.make-shell {
+            inherit system;
+            pkgs = pkgs;
+          };
+          project = "starlink";
         in
-        {
-          devShells.default =
-            let
-              make-shell = import inputs.make-shell {
-                inherit system;
-                pkgs = pkgs;
-              };
-              project = "starlink";
-              prompt = (
-                bash.build_prompt
-                  bash.ansi_normal_blue
-                  "${project} - ${bash.username}@${bash.hostname_short}: ${bash.current_working_directory}"
-                  "${project}:${bash.current_working_directory}"
-              );
-            in
-            make-shell {
-              packages = [
-                python
-                pkgs.poetry
-              ];
-              env = {
-                POETRY_VIRTUALENVS_IN_PROJECT = "true";
-                PS1 = prompt;
-              };
-              setup = ''
-                export PATH=''$(pwd)/.venv/bin:$PATH
-              '';
+          make-shell {
+            packages = [
+              python
+              pkgs.poetry
+            ];
+            env = {
+              POETRY_VIRTUALENVS_IN_PROJECT = "true";
+              name = project;
             };
-          packages = {
-            starlink-grpc-tools = mkPoetryApplication {
-              python = pkgs.python311;
-              projectDir = ./.;
-              groups = [ ];
-              overrides = overrides.withDefaults (
-                self: super: {
-                  yagrc = super.yagrc.overridePythonAttrs (
-                    old: {
-                      buildInputs = old.buildInputs ++ [ self.setuptools ];
-                    }
-                  );
-                }
-              );
-              meta = with pkgs.lib; {
-                homepage = "https://github.com/sparky8512/starlink-grpc-tools";
-                description = "";
-                longDescription = '''';
-                license = licenses.unlicense;
-              };
+            setup = ''
+              export PATH=''$(pwd)/.venv/bin:$PATH
+            '';
+          };
+        packages = {
+          starlink-grpc-tools = mkPoetryApplication {
+            python = pkgs.python311;
+            projectDir = ./.;
+            groups = [];
+            overrides = overrides.withDefaults (
+              self: super: {
+                yagrc = super.yagrc.overridePythonAttrs (
+                  old: {
+                    buildInputs = old.buildInputs ++ [self.setuptools];
+                  }
+                );
+              }
+            );
+            meta = with pkgs.lib; {
+              homepage = "https://github.com/sparky8512/starlink-grpc-tools";
+              description = "";
+              longDescription = '''';
+              license = licenses.unlicense;
             };
           };
-          default = self.packages.${system}.starlink-grpc-tools;
-        }
-      );
+        };
+        default = self.packages.${system}.starlink-grpc-tools;
+      }
+    );
 }