diff --git a/default.nix b/default.nix
index 7f01aed..56898e6 100644
--- a/default.nix
+++ b/default.nix
@@ -22,31 +22,6 @@ let
     name = "vikunja-frontend-modules";
     inherit version src;
 
-    # cargo culted for node-sass
-    # https://github.com/input-output-hk/cardano-explorer/blob/7f28075951f248d2a5040dd30d8403f704474df6/nix/cardano-graphql/packages.nix
-    yarnPreBuild = ''
-      mkdir -p $HOME/.node-gyp/${nodejs.version}
-      echo 9 > $HOME/.node-gyp/${nodejs.version}/installVersion
-      ln -sfv ${nodejs}/include $HOME/.node-gyp/${nodejs.version}
-    '';
-
-    pkgConfig = {
-      node-sass = {
-        buildInputs = [ python2 pkg-config libsass ];
-        # https://github.com/moretea/yarn2nix/issues/12#issuecomment-545084619
-        postInstall = ''
-          LIBSASS_EXT=auto yarn --offline run build
-          rm build/config.gypi
-        '';
-      };
-    };
-
-    preInstall = ''
-      # for some reason the two node_modules have non-overlapping contents
-      cp -r deps/vikunja-frontend/node_modules/* node_modules/
-      chmod -R a+w node_modules/
-    '';
-
     doDist = false;
   };
 in stdenv.mkDerivation {