diff --git a/setup.py b/setup.py
index 14ccc88a..a7ec9aa5 100644
--- a/setup.py
+++ b/setup.py
@@ -276,7 +276,6 @@ def has_ext_modules(self):
     url="https://github.com/secretflow/spu",
     keywords=("spu mpc secretflow compiler vm ABY3 secure computation"),
     classifiers=[
-        "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",