diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 596c96f..c3cd6f5 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -27,7 +27,7 @@ jobs:
     - uses: actions/checkout@v7
     - uses: actions/setup-python@v6
       with:
-        python-version: '3.13'
+        python-version: '3.15'
     - name: Install prerequisites
       run: python -m pip install tox
     - name: Run ${{ matrix.env }}
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 4fa3954..9d29afb 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -16,7 +16,7 @@ jobs:
     - uses: actions/checkout@v7
     - uses: actions/setup-python@v6
       with:
-        python-version: '3.13'
+        python-version: '3.15'
     - name: Install prerequisites
       run: python -m pip install build twine wheel
     - name: Build package