diff --git a/pkgs/build-support/node/build-npm-package/default.nix b/pkgs/build-support/node/build-npm-package/default.nix
index cef4de9f98f7c..747043e3d12a9 100644
--- a/pkgs/build-support/node/build-npm-package/default.nix
+++ b/pkgs/build-support/node/build-npm-package/default.nix
@@ -7,101 +7,104 @@
   cctools,
 }@topLevelArgs:
 
-{
-  name ? "${args.pname}-${args.version}",
-  src ? null,
-  srcs ? null,
-  sourceRoot ? null,
-  prePatch ? "",
-  patches ? [ ],
-  postPatch ? "",
-  patchFlags ? [ ],
-  nativeBuildInputs ? [ ],
-  buildInputs ? [ ],
-  # The output hash of the dependencies for this project.
-  # Can be calculated in advance with prefetch-npm-deps.
-  npmDepsHash ? "",
-  # Whether to force the usage of Git dependencies that have install scripts, but not a lockfile.
-  # Use with care.
-  forceGitDeps ? false,
-  # Whether to force allow an empty dependency cache.
-  # This can be enabled if there are truly no remote dependencies, but generally an empty cache indicates something is wrong.
-  forceEmptyCache ? false,
-  # Whether to make the cache writable prior to installing dependencies.
-  # Don't set this unless npm tries to write to the cache directory, as it can slow down the build.
-  makeCacheWritable ? false,
-  # The script to run to build the project.
-  npmBuildScript ? "build",
-  # Flags to pass to all npm commands.
-  npmFlags ? [ ],
-  # Flags to pass to `npm ci`.
-  npmInstallFlags ? [ ],
-  # Flags to pass to `npm rebuild`.
-  npmRebuildFlags ? [ ],
-  # Flags to pass to `npm run ${npmBuildScript}`.
-  npmBuildFlags ? [ ],
-  # Flags to pass to `npm pack`.
-  npmPackFlags ? [ ],
-  # Flags to pass to `npm prune`.
-  npmPruneFlags ? npmInstallFlags,
-  # Value for npm `--workspace` flag and directory in which the files to be installed are found.
-  npmWorkspace ? null,
-  nodejs ? topLevelArgs.nodejs,
-  npmDeps ? fetchNpmDeps {
-    inherit
-      forceGitDeps
-      forceEmptyCache
-      src
-      srcs
-      sourceRoot
-      prePatch
-      patches
-      postPatch
-      patchFlags
-      ;
-    name = "${name}-npm-deps";
-    hash = npmDepsHash;
-  },
-  # Custom npmConfigHook
-  npmConfigHook ? null,
-  # Custom npmBuildHook
-  npmBuildHook ? null,
-  # Custom npmInstallHook
-  npmInstallHook ? null,
-  ...
-}@args:
+lib.extendMkDerivation {
+  constructDrv = stdenv.mkDerivation;
+
+  extendDrvArgs =
+    finalAttrs:
+    {
+      name ? "${args.pname}-${args.version}",
+      src ? null,
+      srcs ? null,
+      sourceRoot ? null,
+      prePatch ? "",
+      patches ? [ ],
+      postPatch ? "",
+      patchFlags ? [ ],
+      nativeBuildInputs ? [ ],
+      buildInputs ? [ ],
+      # The output hash of the dependencies for this project.
+      # Can be calculated in advance with prefetch-npm-deps.
+      npmDepsHash ? "",
+      # Whether to force the usage of Git dependencies that have install scripts, but not a lockfile.
+      # Use with care.
+      forceGitDeps ? false,
+      # Whether to force allow an empty dependency cache.
+      # This can be enabled if there are truly no remote dependencies, but generally an empty cache indicates something is wrong.
+      forceEmptyCache ? false,
+      # Whether to make the cache writable prior to installing dependencies.
+      # Don't set this unless npm tries to write to the cache directory, as it can slow down the build.
+      makeCacheWritable ? false,
+      # The script to run to build the project.
+      npmBuildScript ? "build",
+      # Flags to pass to all npm commands.
+      npmFlags ? [ ],
+      # Flags to pass to `npm ci`.
+      npmInstallFlags ? [ ],
+      # Flags to pass to `npm rebuild`.
+      npmRebuildFlags ? [ ],
+      # Flags to pass to `npm run ${npmBuildScript}`.
+      npmBuildFlags ? [ ],
+      # Flags to pass to `npm pack`.
+      npmPackFlags ? [ ],
+      # Flags to pass to `npm prune`.
+      npmPruneFlags ? npmInstallFlags,
+      # Value for npm `--workspace` flag and directory in which the files to be installed are found.
+      npmWorkspace ? null,
+      nodejs ? topLevelArgs.nodejs,
+      npmDeps ? fetchNpmDeps {
+        inherit
+          forceGitDeps
+          forceEmptyCache
+          src
+          srcs
+          sourceRoot
+          prePatch
+          patches
+          postPatch
+          patchFlags
+          ;
+        name = "${name}-npm-deps";
+        hash = npmDepsHash;
+      },
+      # Custom npmConfigHook
+      npmConfigHook ? null,
+      # Custom npmBuildHook
+      npmBuildHook ? null,
+      # Custom npmInstallHook
+      npmInstallHook ? null,
+      ...
+    }@args:
 
-let
-  # .override {} negates splicing, so we need to use buildPackages explicitly
-  npmHooks = buildPackages.npmHooks.override {
-    inherit nodejs;
-  };
-in
-stdenv.mkDerivation (
-  args
-  // {
-    inherit npmDeps npmBuildScript;
+    let
+      # .override {} negates splicing, so we need to use buildPackages explicitly
+      npmHooks = buildPackages.npmHooks.override {
+        inherit nodejs;
+      };
+    in
+    {
+      inherit npmDeps npmBuildScript;
 
-    nativeBuildInputs =
-      nativeBuildInputs
-      ++ [
-        nodejs
-        # Prefer passed hooks
-        (if npmConfigHook != null then npmConfigHook else npmHooks.npmConfigHook)
-        (if npmBuildHook != null then npmBuildHook else npmHooks.npmBuildHook)
-        (if npmInstallHook != null then npmInstallHook else npmHooks.npmInstallHook)
-        nodejs.python
-      ]
-      ++ lib.optionals stdenv.hostPlatform.isDarwin [ cctools ];
-    buildInputs = buildInputs ++ [ nodejs ];
+      nativeBuildInputs =
+        nativeBuildInputs
+        ++ [
+          nodejs
+          # Prefer passed hooks
+          (if npmConfigHook != null then npmConfigHook else npmHooks.npmConfigHook)
+          (if npmBuildHook != null then npmBuildHook else npmHooks.npmBuildHook)
+          (if npmInstallHook != null then npmInstallHook else npmHooks.npmInstallHook)
+          nodejs.python
+        ]
+        ++ lib.optionals stdenv.hostPlatform.isDarwin [ cctools ];
+      buildInputs = buildInputs ++ [ nodejs ];
 
-    strictDeps = true;
+      strictDeps = true;
 
-    # Stripping takes way too long with the amount of files required by a typical Node.js project.
-    dontStrip = args.dontStrip or true;
+      # Stripping takes way too long with the amount of files required by a typical Node.js project.
+      dontStrip = args.dontStrip or true;
 
-    meta = (args.meta or { }) // {
-      platforms = args.meta.platforms or nodejs.meta.platforms;
+      meta = (args.meta or { }) // {
+        platforms = args.meta.platforms or nodejs.meta.platforms;
+      };
     };
-  }
-)
+}