diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 977a52f..d0f7a63 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -9,13 +9,13 @@ jobs:
       fail-fast: false
       matrix:
         python-version: [
-          '3.9', '3.10', '3.11', '3.12', '3.13', '3.14',
+          '3.9', '3.10', '3.11', '3.12', '3.13', '3.14', '3.14t', '3.15', '3.15t',
           'pypy-3.9', 'pypy-3.10', 'pypy-3.11'
         ]
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v7
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies