diff --git a/flake.nix b/flake.nix
index 62c5763..f7862ee 100644
--- a/flake.nix
+++ b/flake.nix
@@ -12,14 +12,14 @@
       let
         pkgs = import inputs.nixpkgs { inherit system; };
 
-        cargoToml = fromTOML (builtins.readFile ./Cargo.toml);
+        src = ./.;
+        cargoToml = fromTOML (builtins.readFile "${src}/Cargo.toml");
         name = cargoToml.package.name;
 
         crate = pkgs.rustPlatform.buildRustPackage {
-          inherit name;
-          src = ./.;
+          inherit name src;
 
-          cargoLock.lockFile = ./Cargo.lock;
+          cargoLock.lockFile = "${src}/Cargo.lock";
 
           nativeBuildInputs = with pkgs; [
             m4