diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b9f0935..374f648 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     steps:
       - name: Checkout
         # actions/checkout@v4
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
 
       - name: bash -n (parse all shell scripts)
         shell: bash
@@ -55,7 +55,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
         with:
           fetch-depth: 0
       - name: gitleaks
diff --git a/.github/workflows/windows-validation.yml b/.github/workflows/windows-validation.yml
index 4e2b452..6fc117a 100644
--- a/.github/workflows/windows-validation.yml
+++ b/.github/workflows/windows-validation.yml
@@ -19,7 +19,7 @@ jobs:
     steps:
       - name: Checkout
         # actions/checkout@v4
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
 
       # ── 1. Parser (PowerShell 7) ──────────────────────────────────────────
       - name: Parser check (pwsh 7)