diff --git a/.github/workflows/pre-commit-detect-outdated.yml b/.github/workflows/pre-commit-detect-outdated.yml
index d35497f..6eab958 100644
--- a/.github/workflows/pre-commit-detect-outdated.yml
+++ b/.github/workflows/pre-commit-detect-outdated.yml
@@ -18,7 +18,7 @@ jobs:
     name: Detect outdated pre-commit hooks
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938  # v4.2.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871  # v4.2.1
 
       - name: Set up Python 3.12
         uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3  # v5.2.0
diff --git a/.github/workflows/pre-commit-run.yml b/.github/workflows/pre-commit-run.yml
index 3cd5d09..2dd5fe8 100644
--- a/.github/workflows/pre-commit-run.yml
+++ b/.github/workflows/pre-commit-run.yml
@@ -12,7 +12,7 @@ jobs:
     name: Run pre-commit on all files
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938  # v4.2.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871  # v4.2.1
 
       - name: Set up Python 3.9
         uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3  # v5.2.0
diff --git a/.github/workflows/smoke_test.yml b/.github/workflows/smoke_test.yml
index 262ecfa..99107d2 100644
--- a/.github/workflows/smoke_test.yml
+++ b/.github/workflows/smoke_test.yml
@@ -17,7 +17,7 @@ jobs:
     name: Build and smoke test
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938  # v4.2.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871  # v4.2.1
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3  # v5.2.0
diff --git a/.github/workflows/test_suite.yml b/.github/workflows/test_suite.yml
index c8f036d..bfc9113 100644
--- a/.github/workflows/test_suite.yml
+++ b/.github/workflows/test_suite.yml
@@ -17,7 +17,7 @@ jobs:
     name: Run Python test suite
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938  # v4.2.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871  # v4.2.1
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3  # v5.2.0