diff --git a/flake.nix b/flake.nix
index 2475a07..538825a 100755
--- a/flake.nix
+++ b/flake.nix
@@ -18,14 +18,16 @@
 
         generalBuildInputs = with pkgs; [
           bashInteractive
-          openssl.dev
+          just
           pkg-config
+          openssl.dev
           rocksdb
           zstd.dev
         ];
-        buildInputs = if pkgs.stdenv.isLinux
+        buildInputs =
+          if pkgs.stdenv.isLinux
           then generalBuildInputs ++ [ pkgs.jemalloc pkgs.pkgsi686Linux.glibc ]
-          else generalBuildInputs ++ [ pkgs.darwin.apple_sdk.frameworks.SystemConfiguration ] ;
+          else generalBuildInputs ++ [ pkgs.darwin.apple_sdk.frameworks.SystemConfiguration ];
         nativeBuildInputs = with pkgs; [ git rust clang protobuf sccache ];
       in
       {
@@ -43,9 +45,8 @@
             OPENSSL_INCLUDE_DIR = "${pkgs.openssl.dev}/include";
             RUSTC_WRAPPER = "${pkgs.sccache}/bin/sccache";
           } // nixpkgs.lib.optionalAttrs pkgs.stdenv.isLinux { JEMALLOC_OVERRIDE = "${pkgs.jemalloc}/lib/libjemalloc.so"; }
-            // nixpkgs.lib.optionalAttrs pkgs.stdenv.isDarwin { SKIP_WASM_BUILD = "1"; };
+          // nixpkgs.lib.optionalAttrs pkgs.stdenv.isDarwin { SKIP_WASM_BUILD = "1"; };
         };
       }
     );
 }
-
diff --git a/justfile b/justfile
new file mode 100644
index 0000000..61e1e94
--- /dev/null
+++ b/justfile
@@ -0,0 +1,6 @@
+run-localnet:
+  cargo xtask local --alice
+  # cargo xtask local --alice --chain-spec specs/local.json
+
+# run-replica:
+# 	cargo xtask replica --alice