diff --git a/.github/workflows/label-sync.yml b/.github/workflows/label-sync.yml
index d6bd296..08c51f4 100644
--- a/.github/workflows/label-sync.yml
+++ b/.github/workflows/label-sync.yml
@@ -21,7 +21,7 @@ jobs:
     name: Sync labels
     runs-on: ubuntu-24.04
     steps:
-    - uses: actions/checkout@v4                                       # v4
+    - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683                                       # v4
     - uses: srealmoreno/label-sync-action@850ba5cef2b25e56c6c420c4feed0319294682fd # v2
       with:
         clean-labels: true
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index c7064a1..ca067b5 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-    - uses: actions/checkout@v4                                       # v4
+    - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683                                       # v4
     - uses: actions/cache@0c907a75c2c80ebcb7f088228285e798b750cf8f # v4
       with:
         path: ~/.cache/pre-commit