diff --git a/build.py b/build.py
new file mode 100644
index 0000000..2659df8
--- /dev/null
+++ b/build.py
@@ -0,0 +1,24 @@
+from pybind11.setup_helpers import Pybind11Extension, build_ext
+
+
+def build(setup_kwargs):
+    __version__ = "0.0.1"
+
+    ext_modules = [
+        Pybind11Extension(
+            "toydesigner-cgal",
+            sources=sorted(glob("tdcgal/*.cpp")),
+            define_macros=[("VERSION_INFO", __version__)],
+            include_dirs=["./cgal"],
+        ),
+    ]
+
+    setup_kwargs.update(
+        {
+            "version": __version__,
+            "author": "songsenand",
+            "author_email": "songsenand@163.com",
+            "ext_modules": ext_modules,
+            "cmd_class": {"build_ext": build_ext},
+        }
+    )