diff --git a/.gitignore b/.gitignore
index 0e71e34..1d8a789 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /target
 .direnv/
+result
diff --git a/flake.nix b/flake.nix
index d03fc85..a93346a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,5 +1,6 @@
 {
   description = "DevShell for hinoirisetr";
+
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
     flake-utils.url = "github:numtide/flake-utils";
@@ -20,19 +21,32 @@
         pkgs = import nixpkgs {
           inherit system overlays;
         };
+        rust = pkgs.rust-bin.nightly.latest.default;
       in
       {
-        devShells.default =
-          with pkgs;
-          mkShell rec {
-            buildInputs = [
-              rust-bin.nightly.latest.default
-            ];
+        devShells.default = pkgs.mkShell rec {
+          buildInputs = [
+            rust
+          ];
 
-            shellHook = ''
-              export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:${builtins.toString (pkgs.lib.makeLibraryPath buildInputs)}";
-            '';
+          shellHook = ''
+            export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:${builtins.toString (pkgs.lib.makeLibraryPath buildInputs)}";
+          '';
+        };
+
+        packages.default = pkgs.rustPlatform.buildRustPackage {
+          pname = "hinoirisetr";
+          version = "0.1.0";
+
+          src = ./.;
+
+          cargoLock = {
+            lockFile = ./Cargo.lock;
           };
+
+          nativeBuildInputs = [ ];
+          buildInputs = [ ];
+        };
       }
     );
 }