diff --git a/.github/workflows/bump-version.yml b/.github/workflows/bump-version.yml
index f66087a..b993259 100644
--- a/.github/workflows/bump-version.yml
+++ b/.github/workflows/bump-version.yml
@@ -30,7 +30,7 @@ jobs:
     outputs:
       new_version: ${{ steps.bump_version.outputs.new_version }}
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6
         with:
           fetch-depth: 0
           token: ${{ secrets.GITHUB_TOKEN }}
@@ -139,7 +139,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6
         with:
           fetch-depth: 0
       
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e3281ca..1e4957e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
         python-version: [3.13]
 
     steps:
-    - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+    - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@e797f83bcb11b83ae66e0230d6156d7c80228e7c # v6
       with:
diff --git a/.github/workflows/publish-to-pypi.yml b/.github/workflows/publish-to-pypi.yml
index 9ffccc6..ed187ca 100644
--- a/.github/workflows/publish-to-pypi.yml
+++ b/.github/workflows/publish-to-pypi.yml
@@ -16,7 +16,7 @@ jobs:
       contents: read
     if: ${{ (github.event_name == 'release' || (github.event_name == 'workflow_run' && github.event.workflow_run.conclusion == 'success')) && github.ref == 'refs/heads/main' }}
     steps:
-    - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+    - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6
       with:
         ref: ${{ github.event.release.tag_name || 'main' }}