diff --git a/.github/workflows/testing.yaml b/.github/workflows/testing.yaml
index 756f02d..2073118 100644
--- a/.github/workflows/testing.yaml
+++ b/.github/workflows/testing.yaml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.8, 3.9, '3.10', '3.11']
+        python-version: [3.8, 3.9, '3.10', '3.11', '3.12']
         lektor-version: [latest, stable]
     steps:
       - uses: actions/checkout@v3
diff --git a/setup.cfg b/setup.cfg
index ef19851..0001ad4 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -15,6 +15,7 @@ classifiers =
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
+    Programming Language :: Python :: 3.12
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9