diff --git a/habitat/aarch64-darwin/plan.sh b/habitat/aarch64-darwin/plan.sh
new file mode 100644
index 00000000..c4e357de
--- /dev/null
+++ b/habitat/aarch64-darwin/plan.sh
@@ -0,0 +1,133 @@
+export HAB_BLDR_CHANNEL="base-2025"
+export HAB_REFRESH_CHANNEL="base-2025"
+pkg_name=fauxhai
+pkg_origin=chef
+ruby_pkg="core/ruby3_4"
+pkg_description="Easily mock full ohai data"
+pkg_deps=(${ruby_pkg} core/coreutils core/libarchive)
+pkg_build_deps=(
+    core/make
+    core/sed
+    core/clang
+    core/cmake
+)
+pkg_bin_dirs=(bin)
+
+do_setup_environment() {
+  push_runtime_env GEM_PATH "${pkg_prefix}/vendor"
+
+  set_runtime_env APPBUNDLER_ALLOW_RVM "true"
+  set_runtime_env LANG "en_US.UTF-8"
+  set_runtime_env LC_CTYPE "en_US.UTF-8"
+}
+
+do_prepare() {
+  build_line "Setting up build environment for native extensions"
+  export PATH="$(pkg_path_for core/cmake)/bin:$(pkg_path_for core/make)/bin:$(pkg_path_for core/clang)/bin:$PATH"
+  export CC="$(pkg_path_for core/clang)/bin/clang"
+  export CXX="$(pkg_path_for core/clang)/bin/clang++"
+}
+
+pkg_version() {
+  cat "$SRC_PATH/VERSION"
+}
+
+do_before() {
+  update_pkg_version
+}
+
+do_unpack() {
+  mkdir -pv "$HAB_CACHE_SRC_PATH/$pkg_dirname"
+  cp -RT "$PLAN_CONTEXT"/../.. "$HAB_CACHE_SRC_PATH/$pkg_dirname/"
+}
+
+do_build() {
+  cd "$HAB_CACHE_SRC_PATH/$pkg_dirname" || exit_with "unable to cd to source directory" 1
+
+  export GEM_HOME="$pkg_prefix/vendor"
+  export HOME="$HAB_CACHE_SRC_PATH/$pkg_dirname"
+  export GEM_SPEC_CACHE="$HAB_CACHE_SRC_PATH/$pkg_dirname/.gem/specs"
+  mkdir -p "$GEM_SPEC_CACHE"
+  export PATH="$(pkg_path_for core/cmake)/bin:$(pkg_path_for core/make)/bin:$(pkg_path_for core/clang)/bin:$PATH"
+  export CC="$(pkg_path_for core/clang)/bin/clang"
+  export CXX="$(pkg_path_for core/clang)/bin/clang++"
+
+  build_line "Setting GEM_PATH=$GEM_HOME"
+  export GEM_PATH="$GEM_HOME"
+  bundle config --local without integration deploy maintenance
+  bundle config --local jobs 4
+  bundle config --local retry 5
+  bundle config --local silence_root_warning 1
+  bundle install
+  gem build fauxhai-chef.gemspec
+  ruby ./cleanup_lint_roller.rb
+}
+
+do_install() {
+  cd "$HAB_CACHE_SRC_PATH/$pkg_dirname" || exit_with "unable to cd to source directory" 1
+
+  # Copy NOTICE to the package directory
+  if [[ -f "NOTICE" ]]; then
+    build_line "Copying NOTICE to package directory"
+    cp "NOTICE" "$pkg_prefix/"
+  else
+    build_line "Warning: NOTICE not found in source directory"
+  fi
+
+  export GEM_HOME="$pkg_prefix/vendor"
+  export HOME="$HAB_CACHE_SRC_PATH/$pkg_dirname"
+  export GEM_SPEC_CACHE="$HAB_CACHE_SRC_PATH/$pkg_dirname/.gem/specs"
+  mkdir -p "$GEM_SPEC_CACHE"
+
+  build_line "Setting GEM_PATH=$GEM_HOME"
+  export GEM_PATH="$GEM_HOME"
+  gem install --local fauxhai-*.gem --no-document --ignore-dependencies
+
+  build_line "** generating binstubs for fauxhai-chef with precise version pins"
+  "${pkg_prefix}/vendor/bin/appbundler" . "$pkg_prefix/bin" fauxhai-chef
+
+  build_line "** patching binstubs to allow running directly"
+  for binstub in ${pkg_prefix}/bin/*; do
+    sed -i "/require \"rubygems\"/r ${PLAN_CONTEXT}/../../binstub_patch.rb" "$binstub"
+  done
+
+  if ! grep -q 'APPBUNDLER_ALLOW_RVM' "${pkg_prefix}/bin/fauxhai"; then
+    build_line "ERROR: binstub patch injection failed for ${pkg_prefix}/bin/fauxhai"
+    return 1
+  fi
+
+  build_line "** creating wrapper for runtime environment"
+  mkdir -p "$pkg_prefix/libexec"
+  mv "$pkg_prefix/bin/fauxhai" "$pkg_prefix/libexec/fauxhai"
+  cat <<EOF > "$pkg_prefix/bin/fauxhai"
+#!/bin/bash
+set -e
+
+export PATH="$(pkg_path_for ${ruby_pkg})/bin:/sbin:/usr/sbin:/usr/local/sbin:/usr/local/bin:/usr/bin:/bin:$pkg_prefix/vendor/bin:\$PATH"
+export DYLD_LIBRARY_PATH="$(pkg_path_for core/libarchive)/lib:\$DYLD_LIBRARY_PATH"
+export GEM_HOME="$pkg_prefix/vendor"
+export GEM_PATH="$pkg_prefix/vendor"
+
+exec $(pkg_path_for ${ruby_pkg})/bin/ruby $pkg_prefix/libexec/fauxhai "\$@"
+EOF
+  chmod -v 755 "$pkg_prefix/bin/fauxhai"
+
+  fix_interpreter "${pkg_prefix}/vendor/bin/*" "$ruby_pkg" bin/ruby
+
+  rm -rf "$GEM_PATH/cache"
+  rm -rf "$GEM_PATH/bundler"
+  rm -rf "$GEM_PATH/doc"
+}
+
+do_after() {
+  build_line "Removing .github directories from vendored gems..."
+  find "$pkg_prefix/vendor/gems" -type d -name ".github" \
+    | while read github_dir; do rm -rf "$github_dir"; done
+
+  build_line "Removing stray Gemfile.lock files from vendored gems..."
+  find "$pkg_prefix/vendor/gems" -name "Gemfile.lock" -type f -delete
+}
+
+do_strip() {
+  return 0
+}