diff --git a/setup.py b/setup.py
index 1e4b0da1c..ec281e2e9 100644
--- a/setup.py
+++ b/setup.py
@@ -213,9 +213,6 @@ setup(
     ext_modules=ext_modules,
     cmdclass={'build_ext': BuildExtension} if ext_modules else {},
     install_requires=fetch_requirements('requirements/requirements.txt'),
-    extras_require={
-        'zero': fetch_requirements('requirements/requirements-zero.txt'),
-    },
     python_requires='>=3.7',
     classifiers=[
         'Programming Language :: Python :: 3',