diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 361dbff..d711974 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index a2e79b9..a29a3be 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -9,7 +9,7 @@ jobs:
         python-version: ["3.11"]
         os: [ubuntu-latest]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/formatting.yml b/.github/workflows/formatting.yml
index 69b8e88..c464dff 100644
--- a/.github/workflows/formatting.yml
+++ b/.github/workflows/formatting.yml
@@ -10,7 +10,7 @@ jobs:
         os: [ubuntu-latest]
         tool: ["black", "isort"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/integrationtests.yml b/.github/workflows/integrationtests.yml
index 01f4dd0..6bcc575 100644
--- a/.github/workflows/integrationtests.yml
+++ b/.github/workflows/integrationtests.yml
@@ -9,7 +9,7 @@ jobs:
         python-version: ["3.11", "3.12"]
         os: [ubuntu-latest]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/no_byte_order_mark.yml b/.github/workflows/no_byte_order_mark.yml
index e81912c..329950e 100644
--- a/.github/workflows/no_byte_order_mark.yml
+++ b/.github/workflows/no_byte_order_mark.yml
@@ -11,6 +11,6 @@ jobs:
   bom-check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: arma-actions/bom-check@v1
         name: Check for BOM
diff --git a/.github/workflows/packaging_test.yml b/.github/workflows/packaging_test.yml
index 6574596..b5124e5 100644
--- a/.github/workflows/packaging_test.yml
+++ b/.github/workflows/packaging_test.yml
@@ -9,7 +9,7 @@ jobs:
         python-version: ["3.11"]
         os: [ubuntu-latest]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index 72a8cb7..457b58b 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -19,7 +19,7 @@
          python-version: ["3.11"]
          os: [ubuntu-latest]
      steps:
-       - uses: actions/checkout@v5
+       - uses: actions/checkout@v6
        - name: Set up Python ${{ matrix.python-version }}
          uses: actions/setup-python@v5
          with:
diff --git a/.github/workflows/pythonlint.yml b/.github/workflows/pythonlint.yml
index 35952a3..30e293b 100644
--- a/.github/workflows/pythonlint.yml
+++ b/.github/workflows/pythonlint.yml
@@ -11,7 +11,7 @@ jobs:
         os: [ubuntu-latest]
         linter-env: ["linting", "type_check", "spell_check"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index 5ac03b9..17a1e14 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -9,7 +9,7 @@ jobs:
         python-version: ["3.11", "3.12"]
         os: [ubuntu-latest]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with: