diff --git a/.github/workflows/publish_pypi.yml b/.github/workflows/publish_pypi.yml
index cf32bb2..083b053 100644
--- a/.github/workflows/publish_pypi.yml
+++ b/.github/workflows/publish_pypi.yml
@@ -54,8 +54,7 @@ jobs:
       - name: Install sccache and maturin
         run: |
           python -m pip install --upgrade pip
-          python -m pip install --upgrade maturin "ziglang==0.14.1"
-          python -m ziglang version
+          python -m pip install --upgrade maturin ziglang
           if ! command -v sccache >/dev/null 2>&1; then
             cargo install sccache || pip install sccache
           fi
@@ -90,6 +89,11 @@ jobs:
           rm -rf dist
           maturin sdist --out dist -m ome-metadata/Cargo.toml
           
+          rustup target add x86_64-apple-darwin
+          maturin build --release --out dist --target x86_64-apple-darwin --zig --auditwheel repair -m ome-metadata/Cargo.toml
+          rustup target add aarch64-apple-darwin
+          maturin build --release --out dist --target aarch64-apple-darwin --zig --auditwheel repair -m ome-metadata/Cargo.toml
+          
           rustup target add x86_64-unknown-linux-gnu
           maturin build --release --out dist --target x86_64-unknown-linux-gnu --zig --auditwheel repair -m ome-metadata/Cargo.toml
           rustup target add aarch64-unknown-linux-gnu
@@ -104,53 +108,6 @@ jobs:
           rustup target add aarch64-pc-windows-msvc
           maturin build --release --out dist --target aarch64-pc-windows-msvc --auditwheel repair -m ome-metadata/Cargo.toml
 
-          # Use osxcross, not Zig, for macOS SDK linking.
-          shopt -s nullglob
-          sdks=("$HOME"/.osxcross/SDK/MacOSX*.sdk)
-          if [ "${#sdks[@]}" -ne 1 ] || [ ! -d "${sdks[0]}" ]; then
-            echo "Expected exactly one macOS SDK under $HOME/.osxcross/SDK" >&2
-            exit 1
-          fi
-          export SDKROOT="$(realpath "${sdks[0]}")"
-          echo "Using SDKROOT=$SDKROOT"
-
-          find_osxcross_tool() {
-            local arch="$1" tool="$2" candidate
-            local matches=()
-            for candidate in "$HOME"/.osxcross/bin/"$arch"-apple-darwin*-"$tool"; do
-              if [ -x "$candidate" ]; then
-                matches+=("$candidate")
-              fi
-            done
-            if [ "${#matches[@]}" -ne 1 ]; then
-              echo "Expected exactly one osxcross $tool for $arch; found ${#matches[@]}" >&2
-              return 1
-            fi
-            printf '%s\n' "${matches[0]}"
-          }
-
-          CARGO_TARGET_X86_64_APPLE_DARWIN_LINKER="$(find_osxcross_tool x86_64 clang)"
-          export CC_x86_64_apple_darwin="$CARGO_TARGET_X86_64_APPLE_DARWIN_LINKER"
-          CXX_x86_64_apple_darwin="$(find_osxcross_tool x86_64 clang++)"
-          # osxcross distributions may call the ARM64 architecture arm64 or aarch64.
-          arm_arch=arm64
-          arm_compilers=("$HOME"/.osxcross/bin/arm64-apple-darwin*-clang)
-          if [ "${#arm_compilers[@]}" -eq 0 ]; then
-            arm_arch=aarch64
-          fi
-          CARGO_TARGET_AARCH64_APPLE_DARWIN_LINKER="$(find_osxcross_tool "$arm_arch" clang)"
-          export CC_aarch64_apple_darwin="$CARGO_TARGET_AARCH64_APPLE_DARWIN_LINKER"
-          CXX_aarch64_apple_darwin="$(find_osxcross_tool "$arm_arch" clang++)"
-          export CARGO_TARGET_X86_64_APPLE_DARWIN_LINKER CXX_x86_64_apple_darwin
-          export CARGO_TARGET_AARCH64_APPLE_DARWIN_LINKER CXX_aarch64_apple_darwin
-          "$CC_x86_64_apple_darwin" --version
-          "$CC_aarch64_apple_darwin" --version
-
-          rustup target add x86_64-apple-darwin
-          MACOSX_DEPLOYMENT_TARGET=10.13 maturin build --release --out dist --target x86_64-apple-darwin --auditwheel repair -m ome-metadata/Cargo.toml
-          rustup target add aarch64-apple-darwin
-          MACOSX_DEPLOYMENT_TARGET=11.0 maturin build --release --out dist --target aarch64-apple-darwin --auditwheel repair -m ome-metadata/Cargo.toml
-
       - name: Store cache
         uses: actions/cache/save@v4
         with: