diff --git a/.github/workflows/publish_on_pypi.yml b/.github/workflows/publish_on_pypi.yml
index 18b10c3c..78234e88 100644
--- a/.github/workflows/publish_on_pypi.yml
+++ b/.github/workflows/publish_on_pypi.yml
@@ -18,7 +18,7 @@ jobs:
       patch_version: ${{ steps.check.outputs.patch_version }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
         with:
           ref: ${{ github.head_ref }}
           fetch-depth: 0
@@ -64,7 +64,7 @@ jobs:
       id-token: write
       contents: write
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
         with:
           ref: ${{ github.head_ref }}
           fetch-depth: 0
diff --git a/.github/workflows/run-formatter.yml b/.github/workflows/run-formatter.yml
index 07560711..5a591fcd 100644
--- a/.github/workflows/run-formatter.yml
+++ b/.github/workflows/run-formatter.yml
@@ -17,7 +17,7 @@ jobs:
   black:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
         with:
           ref: ${{ github.head_ref }}
           fetch-depth: 0
diff --git a/.github/workflows/run-linter.yml b/.github/workflows/run-linter.yml
index c6bec4b6..b0b0f6e2 100644
--- a/.github/workflows/run-linter.yml
+++ b/.github/workflows/run-linter.yml
@@ -14,7 +14,7 @@ jobs:
   ruff:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
         with:
           ref: ${{ github.head_ref }}
           fetch-depth: 0
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 839089b6..330165fd 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -18,7 +18,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
         with:
           ref: ${{ github.head_ref }}
           fetch-depth: 0