diff --git a/flake.nix b/flake.nix
index e155139..18ebf0e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -10,70 +10,55 @@
     let
       systems = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
       foreachSystem = nixpkgs.lib.genAttrs systems;
-
-      buildTools = pkgs: with pkgs; [
-        pkg-config # hooks pc files into environment variable for futher usage
-      ];
-      developmentTools = pkgs: with pkgs; [
-        cargo-expand
-      ];
-      libraries = pkgs: with pkgs; [
-        libseccomp
-      ];
-
-      buildRustPlatform = pkgs: with fenix.packages."${pkgs.stdenv.system}"; let toolchain = combine [ complete.toolchain targets."x86_64-unknown-linux-musl".latest.rust-std ]; in pkgs.makeRustPlatform {
-        cargo = toolchain;
-        rustc = toolchain;
-      };
-
-      buildWithPackages = pkgs: pkgsStatic: features: (buildRustPlatform pkgsStatic).buildRustPackage rec {
-        pname = "x2t-sandbox";
-        version = "1.0.0";
-
-        nativeBuildInputs = buildTools pkgs;
-        buildInputs = libraries pkgsStatic;
-
-        buildFeatures = features;
-
-        src = ./.;
-
-        cargoLock = {
-          lockFile = ./Cargo.lock;
-        };
-
-        meta = with nixpkgs.lib; {
-          description = "seccomp sandbox with rules defined at build stage";
-          homepage = "https://gitea.jianguoyun.net.cn/guochao/x2t-sandbox";
-          license = licenses.unlicense;
-          maintainers = [ ];
-        };
-      };
     in
     rec {
       packages = foreachSystem (system:
         let
           pkgs = import nixpkgs { inherit system; };
+          rustPlatform = pkgs.makeRustPlatform {
+            cargo = fenix.packages."${pkgs.stdenv.system}".complete.toolchain;
+            rustc = fenix.packages."${pkgs.stdenv.system}".complete.toolchain;
+          };
+          buildTools = with pkgs; [ pkg-config ];
+          libraries = with pkgs; [ libseccomp ];
         in
         rec {
-          x2t-sandbox-static = buildWithPackages pkgs pkgs.pkgsStatic [];
-          x2t-sandbox-static-tracing-mode = buildWithPackages pkgs pkgs.pkgsStatic ["tracing-mode"];
+          x2t-sandbox = rustPlatform.buildRustPackage rec {
+            pname = "x2t-sandbox";
+            version = "1.0.0";
 
-          x2t-sandbox = buildWithPackages pkgs pkgs [];
+            nativeBuildInputs = buildTools;
+            buildInputs = libraries;
 
-          default = x2t-sandbox-static;
+            src = ./.;
+
+            cargoLock = {
+              lockFile = ./Cargo.lock;
+            };
+
+
+            meta = with nixpkgs.lib; {
+              description = "seccomp sandbox with rules defined at build stage";
+              homepage = "https://gitea.jianguoyun.net.cn/guochao/x2t-sandbox";
+              license = licenses.unlicense;
+              maintainers = [ ];
+            };
+          };
+
+          default = x2t-sandbox;
         });
       devShells = foreachSystem
         (system:
           let
             pkgs = import nixpkgs { inherit system; };
+            developmentTools = with pkgs; [
+              cargo-expand
+            ];
           in
           with pkgs; rec {
             default = packages."${system}".default.overrideAttrs (prevAttrs: {
-              nativeBuildInputs = prevAttrs.nativeBuildInputs ++ (with fenix.packages."${system}".combine; with fenix.packages."${system}"; with pkgs; [
-                complete.rust-analyzer
-                complete.rust-src
-              ]) ++ (developmentTools pkgs);
+              nativeBuildInputs = prevAttrs.nativeBuildInputs ++ (with fenix.packages."${system}".complete; [ rust-analyzer rust-src ]) ++ developmentTools;
             });
           });
     };
-}
+}
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