diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index ee1b05d..eb986d4 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -26,7 +26,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/gha-verification.yml b/.github/workflows/gha-verification.yml
index 48e018d..cf494ef 100644
--- a/.github/workflows/gha-verification.yml
+++ b/.github/workflows/gha-verification.yml
@@ -17,7 +17,7 @@ jobs:
       actions: read # only needed for private or internal repos
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index 220c4c7..1a883b3 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -17,7 +17,7 @@ jobs:
       name: pypi-publish
 
     steps:
-    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       with:
         persist-credentials: false
     - name: Set up Python
diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index f634b96..7f48931 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -20,7 +20,7 @@ jobs:
         ]
 
     steps:
-    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       with:
         persist-credentials: false
     - name: Set up Python ${{ matrix.python-version }}
diff --git a/.github/workflows/verification.yml b/.github/workflows/verification.yml
index 7206cf6..32ce950 100644
--- a/.github/workflows/verification.yml
+++ b/.github/workflows/verification.yml
@@ -13,7 +13,7 @@ jobs:
     permissions:
       contents: read
     steps:
-    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
+    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
       with:
         persist-credentials: false
     - name: Set up Python