diff --git a/.github/workflows/pypi-upload.yml b/.github/workflows/pypi-upload.yml
index 55eb4244..be3b24ed 100644
--- a/.github/workflows/pypi-upload.yml
+++ b/.github/workflows/pypi-upload.yml
@@ -10,7 +10,7 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - uses: actions/setup-python@v4
+    - uses: actions/setup-python@v5
       with:
         python-version: '3.11'
     - name: Install dependencies
diff --git a/.github/workflows/pytest-py313.yml b/.github/workflows/pytest-py313.yml
index 28a25757..c8ca3388 100644
--- a/.github/workflows/pytest-py313.yml
+++ b/.github/workflows/pytest-py313.yml
@@ -16,7 +16,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python 3.13
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: '3.13'
     - name: Install dependencies
diff --git a/.github/workflows/pytest-py39-mindeps.yml b/.github/workflows/pytest-py39-mindeps.yml
index 4eb95874..876f9b68 100644
--- a/.github/workflows/pytest-py39-mindeps.yml
+++ b/.github/workflows/pytest-py39-mindeps.yml
@@ -16,7 +16,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python 3.9
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: '3.9'
     - name: Set fixed versions in requirements.txt extracted from pyproject.toml
diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 3f42d9c8..dcd81136 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -21,7 +21,7 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
diff --git a/.github/workflows/sphinx-docs.yml b/.github/workflows/sphinx-docs.yml
index 2e439a76..2547499c 100644
--- a/.github/workflows/sphinx-docs.yml
+++ b/.github/workflows/sphinx-docs.yml
@@ -2,7 +2,7 @@ name: sphinx-docs
 
 on:
   push:
-    branches: ["main"]
+    branches: [ main ]
 
 permissions:
   contents: read
@@ -14,7 +14,10 @@ jobs:
     runs-on: windows-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-python@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
       - name: install pandoc
         # pip install is not seen somehow, so via choco
         run: |