diff --git a/setup.py b/setup.py
index 89aaeba07..72e3b5f13 100644
--- a/setup.py
+++ b/setup.py
@@ -57,6 +57,7 @@ setup(name='discord.py',
       include_package_data=True,
       install_requires=requirements,
       extras_require=extras_require,
+      python_requires='>=3.5.3',
       classifiers=[
         'Development Status :: 4 - Beta',
         'License :: OSI Approved :: MIT License',