diff --git a/nix/module.nix b/nix/module.nix
index 42eb546..903d14a 100644
--- a/nix/module.nix
+++ b/nix/module.nix
@@ -87,7 +87,7 @@ in {
     # symlink instead of passing `configFile` directly to netnsd to allow changing the config without changing the path
     environment.etc."netnsd/netnsd.toml".source = configFile;
 
-    environment.systemPackages = with pkgs; [cfg.package];
+    environment.systemPackages = [cfg.package];
 
     systemd.services.netnsd = {
       reloadTriggers = [configFile];
diff --git a/nix/package.nix b/nix/package.nix
index 382e08e..6afae2d 100644
--- a/nix/package.nix
+++ b/nix/package.nix
@@ -12,7 +12,7 @@
     rustc = rust-bin.stable.latest.minimal;
   };
 in
-  rustPlatform.buildRustPackage rec {
+  rustPlatform.buildRustPackage {
     pname = cargoPackage.name;
     inherit (cargoPackage) version;