diff --git a/.github/workflows/mypy.yml b/.github/workflows/mypy.yml
index 3216ec4..d3e06a2 100644
--- a/.github/workflows/mypy.yml
+++ b/.github/workflows/mypy.yml
@@ -16,7 +16,7 @@ jobs:
     name: Python ${{ matrix.python-version }} sample
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python
       uses: actions/setup-python@v6
       with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 319e594..a5f9a2d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,7 +16,7 @@ jobs:
     permissions:
       id-token: write  # IMPORTANT: this permission is mandatory for trusted publishing
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Install Poetry
diff --git a/.github/workflows/test_public_interface.yml b/.github/workflows/test_public_interface.yml
index a1a6805..d578705 100644
--- a/.github/workflows/test_public_interface.yml
+++ b/.github/workflows/test_public_interface.yml
@@ -17,7 +17,7 @@ jobs:
     name: Python ${{ matrix.python-version }} sample
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python
       uses: actions/setup-python@v6
       with: