diff --git a/.github/workflows/ci-vint.yml b/.github/workflows/ci-vint.yml
index f413111..9258de9 100644
--- a/.github/workflows/ci-vint.yml
+++ b/.github/workflows/ci-vint.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       - uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: 3.9
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 5ecd543..72f36e4 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
 
       - name: Verify all exercises
         run: bin/verify-exercises