diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 851b5c5..444b08a 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -22,6 +22,7 @@ jobs:
       run: |
         pip install -r requirements.txt
         bazel build --config=windows_x86_64 --remote_cache=http://${{ secrets.BAZEL_CACHE }}:8080 @maple2jax//:jax_xc_wheel
+        cat bazel-out/x64_windows-opt-exec-2B5CBBC6/bin/external/maple2jax/jax_xc/libxc.so-2.params
       shell: pwsh
     - name: Upload artifact
       uses: actions/upload-artifact@main
diff --git a/maple2jax/libxc/build.jinja b/maple2jax/libxc/build.jinja
index b3f8712..05e3b93 100644
--- a/maple2jax/libxc/build.jinja
+++ b/maple2jax/libxc/build.jinja
@@ -78,22 +78,15 @@ cc_library(
 
 {% endfor %}
 
-cc_binary(
-    name = "libxc.so",
+pybind_extension(
+    name = "libxc",
     copts = select({
         "@platforms//os:windows": [],
-        "//conditions:default": ["-std=c++14", "-fexceptions"],
+        "//conditions:default": ["-std=c++14"],
     }),
-    features = [
-        "-use_header_modules",  # Required for pybind11.
-        "-parse_headers",
-    ],
-    linkshared = 1,
     deps = [
         ":xc_inc",
         "@visit_struct",
-        "@pybind11",
-        "@local_config_python//:python_headers",
         ":register",
 {% for basename in c_file_basenames %}
         ":{{ basename }}c.obj",