diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 64e533f..5d09995 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -13,7 +13,7 @@ jobs:
     name: Check with Ruff
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -29,7 +29,7 @@ jobs:
   PyLint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -49,7 +49,7 @@ jobs:
   MyPy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -69,7 +69,7 @@ jobs:
   Black:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -85,7 +85,7 @@ jobs:
   Refurb:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -109,7 +109,7 @@ jobs:
 
     name: "Script based python ${{ matrix.python-version }} on ${{ matrix.os }}"
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6
         with:
@@ -155,7 +155,7 @@ jobs:
     name: "Cython based python ${{ matrix.python-version }} on linux"
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6
         with:
@@ -187,7 +187,7 @@ jobs:
     name: "Cython based python ${{ matrix.python-version }} on ${{ matrix.WINDOWS.WINDOWS }}"
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6
         with:
@@ -212,7 +212,7 @@ jobs:
     needs: [TestScript]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0  # need for setuptools_scm
       - name: Set up Python
@@ -236,7 +236,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: [ Build ]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -270,7 +270,7 @@ jobs:
     #        - macos-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0  # need for setuptools_scm
 
diff --git a/.github/workflows/yamllint.yml b/.github/workflows/yamllint.yml
index 252ade7..f66506e 100644
--- a/.github/workflows/yamllint.yml
+++ b/.github/workflows/yamllint.yml
@@ -10,7 +10,7 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with: