diff --git a/.github/workflows/publish-wheel.yml b/.github/workflows/publish-wheel.yml
index 1f33d12..b4822d0 100644
--- a/.github/workflows/publish-wheel.yml
+++ b/.github/workflows/publish-wheel.yml
@@ -14,7 +14,7 @@ on:
 
 jobs:
   publish-whl:
-    if: ${{ inputs.ver }} != 'skip'
+    if: ${{ inputs.ver  != 'skip' }}
     runs-on: ubuntu-latest
     permissions:
       id-token: write
@@ -22,7 +22,7 @@ jobs:
     - name: Make dist directory
       run: mkdir -p dist
     - name: Download all wheels
-      uses: actions/download-artifact@v3
+      uses: actions/download-artifact@v4
       with:
         path: dist
     - name: Publish to PyPI using trusted publishing
diff --git a/.github/workflows/test-n-publish.yml b/.github/workflows/test-n-publish.yml
index 4333595..cca8c6e 100644
--- a/.github/workflows/test-n-publish.yml
+++ b/.github/workflows/test-n-publish.yml
@@ -25,21 +25,29 @@ jobs:
     strategy:
       matrix:
         pkg: ['Spine-Database-API', 'spine-engine', 'spine-items', 'Spine-Toolbox']
-
     runs-on: ubuntu-latest
     steps:
-    - name: Checkout ${{ matrix.pkg }}
-      uses: actions/checkout@v3
+    - name: Checkout ${{ matrix.pkg }} for publishing
+      if: ${{ inputs[matrix.pkg]  != 'skip' }}
+      uses: actions/checkout@v4
       with:
         repository: 'spine-tools/${{ matrix.pkg }}'
         path: ${{ matrix.pkg }}
         ref: ${{ inputs[matrix.pkg] }}
+    - name: Checkout ${{ matrix.pkg }} for testing only
+      if: ${{ inputs[matrix.pkg]  == 'skip' }}
+      uses: actions/checkout@v4
+      with:
+        repository: 'spine-tools/${{ matrix.pkg }}'
+        path: ${{ matrix.pkg }}
     - name: Ensure Git checkout is not dirty
+      if: ${{ inputs[matrix.pkg]  != 'skip' }}
       run: cd ${{ matrix.pkg }} && git describe --tags --dirty | grep -vE '[-]dirty$'
     - name: Ensure Git checkout does not have additional commits
+      if: ${{ inputs[matrix.pkg]  != 'skip' }}
       run: cd ${{ matrix.pkg }} && git describe --tags | grep -vE '[-]g[a-z0-9]{8}$'
     - name: Set up Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: '3.8'
     - name: Install dependencies
@@ -47,18 +55,18 @@ jobs:
         python -m pip install --upgrade pip
         python -m pip install build
     - name: Build
-      if: ${{ inputs[matrix.pkg] }} != 'skip'
+      if: ${{ inputs[matrix.pkg]  != 'skip' }}
       run: |
         python -m build ${{ matrix.pkg }}
     - name: Download wheels for packages excluded from build
-      if: ${{ inputs[matrix.pkg] }} == 'skip'
+      if: ${{ inputs[matrix.pkg]  == 'skip' }}
       run: |
         mkdir -p ${{ matrix.pkg }}/dist/
         sed -nEe 's/name[ ]*=[ ]*"?([a-z0-9_-]+)"?/\1/p' ${{ matrix.pkg }}/pyproject.toml > pkgname
         python -m pip download --no-deps --python-version 3.8 \
           --dest ${{ matrix.pkg }}/dist/ $(cat pkgname)
     - name: Save ${{ matrix.pkg }} wheel
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: ${{ matrix.pkg }}
         path: ${{ matrix.pkg }}/dist/*
@@ -81,27 +89,28 @@ jobs:
       with:
         path: dist
     - name: Checkout ${{ matrix.pkg }}
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         repository: 'spine-tools/${{ matrix.pkg }}'
         path: ${{ matrix.pkg }}
         ref: ${{ inputs[matrix.pkg] }}
     - name: Set up Python ${{ matrix.python }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python }}
+    - name: Upgrade Pip and install pytest
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install pytest
     - name: Install pytest and built wheels on *NIX
       if: runner.os != 'Windows'
       run: |
-        python -m pip install --upgrade pip
+        ls dist
         python -m pip install dist/*/*.whl
-        python -m pip install pytest
     - name: Install pytest and built wheels on Windows
       if: runner.os == 'Windows'
       run: |
-        python -m pip install --upgrade pip
         Get-ChildItem ./dist/*.whl -Recurse | ForEach-Object {python -m pip install $_}
-        python -m pip install pytest
     - name: Install additional packages for Linux
       if: runner.os == 'Linux'
       run: |
@@ -135,7 +144,6 @@ jobs:
     strategy:
       matrix:
         pkg: ['Spine-Database-API', 'spine-engine', 'spine-items', 'Spine-Toolbox']
-
     uses: ./.github/workflows/publish-wheel.yml
     with:
       pkg: ${{ matrix.pkg }}