diff --git a/build.py b/build.py
index 2659df8..d9a9f6d 100644
--- a/build.py
+++ b/build.py
@@ -1,24 +1,9 @@
-from pybind11.setup_helpers import Pybind11Extension, build_ext
+import warnings
+import subprocess
 
-
-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},
-        }
-    )
+res = subprocess.run(["python3", "setup.py", "build_ext", "--inplace"])
+if res.returncode != 0:
+    warnings.warn(res.stderr.decode())
+    warnings.warn("Error building toydesigner-cgal")
+elif res.returncode == 0:
+    print("Successfully built toydesigner-cgal")