diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index aad8552..e5e1eff 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
         python: ["3.9", "3.11", "3.13"]
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python }}
       - name: Check pyproject.toml and _version.py agree