diff --git a/flake.lock b/flake.lock
index 035c0c1..ab6dd47 100644
--- a/flake.lock
+++ b/flake.lock
@@ -50,7 +50,23 @@
       "inputs": {
         "financier": "financier",
         "flake-utils": "flake-utils",
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": "nixpkgs",
+        "systems": "systems"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
       }
     }
   },
diff --git a/flake.nix b/flake.nix
index 2a00d4c..aae55bd 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,4 +1,5 @@
 {
+  inputs.systems.url = "github:nix-systems/default";
   inputs.flake-utils.url = "github:numtide/flake-utils";
   inputs.financier = {
     url = "github:puppe/financier/fix-yarn2nix";
@@ -6,33 +7,34 @@
   };
 
   outputs = inputs@{ self, nixpkgs, ... }:
-    inputs.flake-utils.lib.eachDefaultSystem (system:
-      let pkgs = import nixpkgs { inherit system; };
-      in {
+    inputs.flake-utils.lib.eachSystem (import inputs.systems)
+      (system:
+        let pkgs = import nixpkgs { inherit system; };
+        in {
 
-        packages = {
-          financier-dist = pkgs.mkYarnPackage {
-            name = "financier-dist";
-            src = "${inputs.financier}";
-            buildPhase = ''
-              yarn --offline build
-            '';
-            distPhase = "true";
-            installPhase = ''
-              cp -r dist "$out/"
-            '';
-            configurePhase = "ln -s $node_modules node_modules";
+          packages = {
+            financier-dist = pkgs.mkYarnPackage {
+              name = "financier-dist";
+              src = "${inputs.financier}";
+              buildPhase = ''
+                yarn --offline build
+              '';
+              distPhase = "true";
+              installPhase = ''
+                cp -r dist "$out/"
+              '';
+              configurePhase = "ln -s $node_modules node_modules";
+            };
           };
-        };
 
-        defaultPackage = self.packages.${system}.financier-dist;
-      }) // {
-
-        nixosModule = { pkgs, lib, ... }: {
-          imports = [ ./module.nix ];
-          services.financier.package =
-            lib.mkDefault self.packages.${pkgs.system}.financier-dist;
-        };
+          defaultPackage = self.packages.${system}.financier-dist;
+        }) // {
 
+      nixosModule = { pkgs, lib, ... }: {
+        imports = [ ./module.nix ];
+        services.financier.package =
+          lib.mkDefault self.packages.${pkgs.system}.financier-dist;
       };
+
+    };
 }