diff --git a/flake.nix b/flake.nix
index ebb7b2ac..8c959e65 100644
--- a/flake.nix
+++ b/flake.nix
@@ -21,11 +21,12 @@
           cargoLock = {
             lockFile = ./Cargo.lock;
             outputHashes = {
-              "pallas-0.23.0" = "7deb0f9c183c39d24499f123b17372394385a159ee6380df72fc27335cfa28e8"; 
+              "pallas-0.23.0" = "7deb0f9c183c39d24499f123b17372394385a159ee6380df72fc27335cfa28e8";
             };
           };
+          buildInputs = with pkgs; nixpkgs.lib.optionals (stdenv.isDarwin) [ darwin.apple_sdk.frameworks.Security darwin.apple_sdk.frameworks.SystemConfiguration]; #TODO: make optional based off macos
         };
-        defaultPackage = self.packages.oura;
+        defaultPackage = self.packages.${system}.oura;
       }
     );
 }