--- a/setup.py
+++ b/setup.py
@@ -120,7 +120,6 @@
     platforms=["posix", "nt"],
     package_dir={"": "src/python"},
     packages=find_packages("src/python"),
-    ext_modules=[libttfautohint],
     zip_safe=False,
     cmdclass=cmdclass,
     setup_requires=['setuptools_scm'],