diff --git a/.github/workflows/compatibility.yml b/.github/workflows/compatibility.yml
index f48cb5a..827eef5 100644
--- a/.github/workflows/compatibility.yml
+++ b/.github/workflows/compatibility.yml
@@ -15,7 +15,7 @@ jobs:
     outputs:
       versions: ${{ steps.parser.outputs.versions || '[]' }}
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v6
         with:
           python-version: "3.14"
@@ -37,7 +37,7 @@ jobs:
         version: ${{ fromJSON(needs.prepare-setuptools.outputs.versions) }}
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v6
         with:
           python-version: "3.14"
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 1822873..edbbf85 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -44,7 +44,7 @@ jobs:
     if: (github.event_name == 'release' || github.event.inputs.upload_pypi == 'true') && !cancelled()
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           ref: ${{ env.ref }}
 
@@ -84,7 +84,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout Codes
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           submodules: recursive
           ref: ${{ env.ref }}
diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index 4b4d26e..9fff329 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -37,7 +37,7 @@ jobs:
 
     steps:
       - name: Checkout Codes
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           submodules: recursive
           ref: ${{ env.ref }}
@@ -87,7 +87,7 @@ jobs:
         test_script: ${{ fromJSON(needs.list-test-files.outputs.test-files) }}
     steps:
       - name: Checkout Codes
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           submodules: recursive
           ref: ${{ env.ref }}
@@ -165,7 +165,7 @@ jobs:
     outputs:
       versions: ${{ steps.parser.outputs.versions || '[]' }}
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v6
         with:
           python-version: "3.14"
@@ -187,7 +187,7 @@ jobs:
         version: ${{ fromJSON(needs.prepare-setuptools.outputs.versions) }}
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: actions/setup-python@v6
         with:
           python-version: "3.14"