diff --git a/nix/package.nix b/nix/package.nix
index 7e46e18..9e7f57f 100644
--- a/nix/package.nix
+++ b/nix/package.nix
@@ -37,8 +37,6 @@ stdenv.mkDerivation (finalAttrs: {
     runHook preInstall
     mkdir -p $out/{bin,share/headplane}
     cp -r {build,node_modules} $out/share/headplane/
-    sed -i 's;/build/source/node_modules/react-router/dist/development/index.mjs;react-router;' $out/share/headplane/build/headplane/server.js
-    sed -i 's;define_process_env_default.PORT;process.env.PORT;' $out/share/headplane/build/headplane/server.js
     sed -i "s;$PWD;../..;" $out/share/headplane/build/headplane/server.js
     makeWrapper ${lib.getExe nodejs_22} $out/bin/headplane \
         --chdir $out/share/headplane \