diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 36af715..d061c44 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -72,6 +72,21 @@ jobs:
 
       - name: Check semver
         uses: obi1kenobi/cargo-semver-checks-action@v2
+  
+  flake:
+    runs-on: ubuntu-latest 
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v3
+
+      - name: Install nix
+        uses: DeterminateSystems/nix-installer-action@v12
+
+      - name: Cache nix dependencies
+        uses: DeterminateSystems/magic-nix-cache-action@v7
+
+      - name: Build
+        run: nix flake check
 
   update-release-draft:
     runs-on: ubuntu-latest
diff --git a/flake.lock b/flake.lock
index 0b08c20..42bd4d3 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,19 +2,16 @@
   "nodes": {
     "crane": {
       "inputs": {
-        "flake-compat": "flake-compat",
-        "flake-utils": "flake-utils",
         "nixpkgs": [
           "nixpkgs"
-        ],
-        "rust-overlay": "rust-overlay"
+        ]
       },
       "locked": {
-        "lastModified": 1693439040,
-        "narHash": "sha256-t2nOxBcP0Q/XJt6Ild4v0hJ49OSl9F3nE1cdIT4xsDg=",
+        "lastModified": 1720975002,
+        "narHash": "sha256-1i521ecK2MFg+lxSk9oRx/C0SsdlI6GS6eYT79nA6TA=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "174604795d316b75777e28185c3a4918bc69b399",
+        "rev": "1791a5b98d2c1bf143ad85469abcfa2426f3f087",
         "type": "github"
       },
       "original": {
@@ -23,50 +20,16 @@
         "type": "github"
       }
     },
-    "flake-compat": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1673956053,
-        "narHash": "sha256-4gtG9iQuiKITOjNQQeQIpoIB6b16fm+504Ch3sNKLd8=",
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "rev": "35bb57c0c8d8b62bbfd284272c928ceb64ddbde9",
-        "type": "github"
-      },
-      "original": {
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "type": "github"
-      }
-    },
     "flake-utils": {
       "inputs": {
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1689068808,
-        "narHash": "sha256-6ixXo3wt24N/melDWjq70UuHQLxGV8jZvooRanIHXw0=",
+        "lastModified": 1710146030,
+        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "919d646de7be200f3bf08cb76ae1f09402b6f9b4",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
-    "flake-utils_2": {
-      "inputs": {
-        "systems": "systems_2"
-      },
-      "locked": {
-        "lastModified": 1692799911,
-        "narHash": "sha256-3eihraek4qL744EvQXsK1Ha6C3CR7nnT8X2qWap4RNk=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "f9e7cf818399d17d347f847525c5a5a8032e4e44",
+        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
         "type": "github"
       },
       "original": {
@@ -77,11 +40,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1693355128,
-        "narHash": "sha256-+ZoAny3ZxLcfMaUoLVgL9Ywb/57wP+EtsdNGuXUJrwg=",
+        "lastModified": 1720955038,
+        "narHash": "sha256-GaliJqfFwyYxReFywxAa8orCO+EnDq2NK2F+5aSc8vo=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "a63a64b593dcf2fe05f7c5d666eb395950f36bc9",
+        "rev": "aa247c0c90ecf4ae7a032c54fdc21b91ca274062",
         "type": "github"
       },
       "original": {
@@ -94,35 +57,10 @@
     "root": {
       "inputs": {
         "crane": "crane",
-        "flake-utils": "flake-utils_2",
+        "flake-utils": "flake-utils",
         "nixpkgs": "nixpkgs"
       }
     },
-    "rust-overlay": {
-      "inputs": {
-        "flake-utils": [
-          "crane",
-          "flake-utils"
-        ],
-        "nixpkgs": [
-          "crane",
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1691374719,
-        "narHash": "sha256-HCodqnx1Mi2vN4f3hjRPc7+lSQy18vRn8xWW68GeQOg=",
-        "owner": "oxalica",
-        "repo": "rust-overlay",
-        "rev": "b520a3889b24aaf909e287d19d406862ced9ffc9",
-        "type": "github"
-      },
-      "original": {
-        "owner": "oxalica",
-        "repo": "rust-overlay",
-        "type": "github"
-      }
-    },
     "systems": {
       "locked": {
         "lastModified": 1681028828,
@@ -137,21 +75,6 @@
         "repo": "default",
         "type": "github"
       }
-    },
-    "systems_2": {
-      "locked": {
-        "lastModified": 1681028828,
-        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
-        "owner": "nix-systems",
-        "repo": "default",
-        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-systems",
-        "repo": "default",
-        "type": "github"
-      }
     }
   },
   "root": "root",
diff --git a/flake.nix b/flake.nix
index 5a3e3a0..7593652 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,41 +1,54 @@
 {
-    description = "Protofetch - A source dependency management tool for Protobuf files";
+  description = "Protofetch - A source dependency management tool for Protobuf files";
 
-    inputs = {
-        nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
-        flake-utils.url = "github:numtide/flake-utils";
-        crane = { url = "github:ipetkov/crane"; inputs.nixpkgs.follows = "nixpkgs"; };
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    crane = {
+      url = "github:ipetkov/crane";
+      inputs.nixpkgs.follows = "nixpkgs";
     };
+  };
 
-    outputs = { self, nixpkgs, flake-utils, crane }: flake-utils.lib.eachDefaultSystem (system:
-    let
-        pkgs = import nixpkgs { inherit system; };
+  outputs =
+    {
+      self,
+      nixpkgs,
+      flake-utils,
+      crane,
+    }:
+    flake-utils.lib.eachDefaultSystem (
+      system:
+      let
+        pkgs = nixpkgs.legacyPackages.${system};
         inherit (pkgs) lib;
-        craneLib = crane.lib.${system};
-    in {
+        craneLib = crane.mkLib pkgs;
+
+        protofetch = craneLib.buildPackage {
+          pname = "protofetch";
+          src = lib.cleanSourceWith {
+            src = ./.; # The original, unfiltered source
+            filter = path: type: (lib.hasSuffix "\.proto" path) || (craneLib.filterCargoSources path type);
+          };
+          buildInputs = [
+            pkgs.openssl
+            pkgs.libgit2
+            pkgs.pkg-config
+          ] ++ lib.optionals pkgs.stdenv.isDarwin [ pkgs.darwin.apple_sdk.frameworks.Security ];
+          preBuild = ''
+            export HOME=$(mktemp -d)
+          '';
+        };
+      in
+      {
         packages = rec {
-            default = protofetch;
-            protofetch = craneLib.buildPackage {
-                pname = "protofetch";
-                src = lib.cleanSourceWith {
-                    src = ./.; # The original, unfiltered source
-                    filter = path: type:
-                        (lib.hasSuffix "\.proto" path) ||
-                        (craneLib.filterCargoSources path type);
-                };
-                buildInputs = with pkgs; [
-                    openssl
-                    libgit2
-                    pkg-config
-                ] ++ (if stdenv.isDarwin then [darwin.apple_sdk.frameworks.Security] else []);
-                preBuild = ''
-                    export HOME=$(mktemp -d)
-                '';
-            };
+          inherit protofetch;
+          default = protofetch;
         };
-    });
+        checks = {
+          # Build the crate as part of `nix flake check`
+          inherit protofetch;
+        };
+      }
+    );
 }
-
-
-
-