diff --git a/.github/workflows/ci-cd.yml b/.github/workflows/ci-cd.yml
index d890a5d738..fcd0611b9a 100644
--- a/.github/workflows/ci-cd.yml
+++ b/.github/workflows/ci-cd.yml
@@ -905,6 +905,7 @@ jobs:
         # NOTE: The latest and the lowest supported Pythons are prioritized
         # NOTE: to improve the responsiveness. It's nice to see the most
         # NOTE: important results first.
+        - 3.12
         - 3.11
         - >-
           3.10
diff --git a/pyproject.toml b/pyproject.toml
index 202220f17b..3d4001874d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,6 +27,7 @@ classifiers = [
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: Implementation",
   "Programming Language :: Python :: Implementation :: CPython",
   "Programming Language :: Python :: Implementation :: Jython",