diff --git a/.github/workflows/code-linting.yml b/.github/workflows/code-linting.yml
index 9e51650..db25f8c 100644
--- a/.github/workflows/code-linting.yml
+++ b/.github/workflows/code-linting.yml
@@ -19,7 +19,7 @@ jobs:
         python-version: ["3.10", "3.13", "3.14"]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Setup Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
       with:
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 6dafd4f..6b16487 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -20,7 +20,7 @@ jobs:
       id-token: write  # Required for Trusted Publisher (OIDC)
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Setup Python
       uses: actions/setup-python@v5
       with:
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ca0f8b2..c33e2d6 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -19,7 +19,7 @@ jobs:
         python-version: ["3.10", "3.12", "3.13"]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Setup Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
       with: