diff --git a/composer.json b/composer.json
index 2a88f86..447d3eb 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
         "ext-ctype": "*",
         "ext-iconv": "*",
         "doctrine/annotations": "^2.0",
-        "illuminate/collections": "*",
+        "illuminate/collections": "^10.48",
         "illuminate/pipeline": "^10.8",
         "illuminate/support": "^10.8",
         "phpdocumentor/reflection-docblock": "^5.3",
diff --git a/composer.lock b/composer.lock
index 26c619f..f77c637 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "e7d5bf85313a3f5cb74e96149e0c01ec",
+    "content-hash": "9c3dcc8628cae9cb036666e39be896dd",
     "packages": [
         {
             "name": "carbonphp/carbon-doctrine-types",
@@ -368,16 +368,16 @@
         },
         {
             "name": "illuminate/collections",
-            "version": "v10.48.3",
+            "version": "v10.48.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/illuminate/collections.git",
-                "reference": "36651526fa6bb5445ffc6d51899d80291f8e0486"
+                "reference": "f9589f1063a449111dcaa1d68285b507d9483a95"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/illuminate/collections/zipball/36651526fa6bb5445ffc6d51899d80291f8e0486",
-                "reference": "36651526fa6bb5445ffc6d51899d80291f8e0486",
+                "url": "https://api.github.com/repos/illuminate/collections/zipball/f9589f1063a449111dcaa1d68285b507d9483a95",
+                "reference": "f9589f1063a449111dcaa1d68285b507d9483a95",
                 "shasum": ""
             },
             "require": {
@@ -419,7 +419,7 @@
                 "issues": "https://github.com/laravel/framework/issues",
                 "source": "https://github.com/laravel/framework"
             },
-            "time": "2024-03-10T15:34:39+00:00"
+            "time": "2024-03-20T20:09:13+00:00"
         },
         {
             "name": "illuminate/conditionable",
diff --git a/flake.nix b/flake.nix
index cdee885..4e2246f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -10,10 +10,21 @@
       pkgs = nixpkgs.legacyPackages.${system};
 
       inherit (pkgs) mkShell;
+      inherit (pkgs.php) buildComposerProject;
     in {
       devShells.${system}.default =
         mkShell { buildInputs = with pkgs; [ just php82 php82Packages.composer ]; };
 
+        packages.${system}.default = buildComposerProject (finalAttrs: {
+          pname = "build-configs";
+          version = "0.1.0";
+          src = ./.;
+
+          composerLock = ./composer.lock;
+
+          vendorHash = "sha256-HElnPeC88D4kFp39/dikEd2XbqQ3xXOaDR0k48TB2tY=";
+        });
+
       formatter.${system} = pkgs.nixfmt;
     };
 }