diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2eae355..33eb0c5 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,7 +11,7 @@ jobs:
   run_test_suite:
     strategy:
       matrix:
-        python-version: [3.7, 3.11]  # no current need for in-between versions
+        python-version: [3.7, 3.12]  # no current need for in-between versions
     name: Run the Test Suite
     runs-on: ubuntu-20.04
     steps:
@@ -25,6 +25,7 @@ jobs:
       - name: Run the Test Suite
         run: |-
           set -x
+          pip install -U setuptools  # for Python >=3.12
           python setup.py sdist
           cd dist/
           tar xf hsluv-*.tar.gz
diff --git a/setup.py b/setup.py
index 2df6b22..c0c73da 100644
--- a/setup.py
+++ b/setup.py
@@ -25,6 +25,7 @@
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
         "Programming Language :: Python :: 3 :: Only",
     ],
     python_requires='>=3.7',