diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index d74155a..0054877 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -20,8 +20,7 @@ jobs:
           - "3.10"
           - "3.11"
           - "3.12"
-          # https://github.com/actions/setup-python/blob/v4.7.1/src/find-python.ts#L162-L166
-          - "3.13-dev"
+          - "3.13"
 
     steps:
       - name: Checkout
diff --git a/setup.py b/setup.py
index d112142..9ca936b 100644
--- a/setup.py
+++ b/setup.py
@@ -45,5 +45,6 @@
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3.11',
         'Programming Language :: Python :: 3.12',
+        'Programming Language :: Python :: 3.13',
     ],
 )