diff --git a/.github/workflows/tox-workflow.yaml b/.github/workflows/tox-workflow.yaml
index 02a869e..69a20ea 100644
--- a/.github/workflows/tox-workflow.yaml
+++ b/.github/workflows/tox-workflow.yaml
@@ -7,7 +7,7 @@ jobs:
     name: Build
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Run Tox
         uses: ./.github/actions/sphinx-build-all
       - name: Archive HTML documents