diff --git a/oss_setup.py b/oss_setup.py
index 07db3105ccb..096eb6ff91a 100644
--- a/oss_setup.py
+++ b/oss_setup.py
@@ -66,7 +66,7 @@
     packages=setuptools.find_packages(),
     install_requires=[],
     # Supported Python versions
-    python_requires=">=3.8",
+    python_requires=">=3.9",
     # PyPI package information.
     classifiers=[
         "Development Status :: 5 - Production/Stable",
@@ -75,7 +75,6 @@
         "Intended Audience :: Science/Research",
         "License :: OSI Approved :: Apache Software License",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",