diff --git a/.github/workflows/execute_notebook.yaml b/.github/workflows/execute_notebook.yaml
index a3d4f842..8a5cf8fa 100644
--- a/.github/workflows/execute_notebook.yaml
+++ b/.github/workflows/execute_notebook.yaml
@@ -11,46 +11,48 @@ on:
     branches:
       - 'master'
       - 'develop'
+
   create:
     branches:
       - 'master'
     tags:
       - '**'
 
+
 jobs:
   linux:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     if: "!contains(github.event.head_commit.message, 'no ci')"
     strategy:
       max-parallel: 5
       matrix:
-        os: [ubuntu-latest]
-        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
+        python-version: ['3.9', '3.10', '3.11', '3.12']
 
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
 
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
+          cache: 'pip'
 
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install lxml_html_clean
-          pip install -r requirements.txt
-          pip install mosek
+          python -m pip install lxml_html_clean
+          python -m pip install -r requirements.txt
+          python -m pip install mosek
 
       - name: Update version in setup.py
         run: sed -i "s/{{VERSION_PLACEHOLDER}}/0.0.0/g" setup.py
 
       - name: Install PEPit
-        run: pip install -e .
+        run: python -m pip install -e .
 
       - name: Install notebook runner deps (papermill etc.)
         run: |
-          pip install papermill ipykernel nbformat nbconvert
+          python -m pip install papermill ipykernel nbformat nbconvert
 
       - name: Run demo notebook with papermill
         env:
diff --git a/.github/workflows/pypi_release.yaml b/.github/workflows/pypi_release.yaml
index 922f7c8a..e73f7aee 100644
--- a/.github/workflows/pypi_release.yaml
+++ b/.github/workflows/pypi_release.yaml
@@ -3,32 +3,40 @@ name: Publish Python 🐍 distributions 📦 to PyPI
 on:
   push:
     tags:
-     - '*'
+      - '*'
 
 jobs:
   build-n-publish:
     name: Build and publish Python 🐍 distributions 📦 to PyPI
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
+
     steps:
-    - uses: actions/checkout@master
-    - name: Set up Python 3.10
-      uses: actions/setup-python@v3
-      with:
-        python-version: '3.10'
-    - name: Install pypa/setuptools
-      run: >-
-        python -m
-        pip install wheel
-    - name: Extract tag name
-      id: tag
-      run: echo ::set-output name=TAG_NAME::$(echo $GITHUB_REF | cut -d / -f 3)
-    - name: Update version in setup.py
-      run: >-
-        sed -i "s/{{VERSION_PLACEHOLDER}}/${{ steps.tag.outputs.TAG_NAME }}/g" setup.py
-    - name: Build a binary wheel
-      run: >-
-        python setup.py sdist bdist_wheel
-    - name: Publish distribution 📦 to PyPI
-      uses: pypa/gh-action-pypi-publish@master
-      with:
-        password: ${{ secrets.PYPI_API_TOKEN }}
+      - uses: actions/checkout@v4
+
+      - name: Set up Python 3.10
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.10'
+
+      - name: Install build tooling
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install build
+
+      - name: Extract tag name
+        id: tag
+        run: |
+          echo "TAG_NAME=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT
+
+      - name: Update version in setup.py
+        run: |
+          sed -i "s/{{VERSION_PLACEHOLDER}}/${{ steps.tag.outputs.TAG_NAME }}/g" setup.py
+
+      - name: Build distributions
+        run: |
+          python -m build
+
+      - name: Publish distribution 📦 to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          password: ${{ secrets.PYPI_API_TOKEN }}
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 1376c02d..d6b68017 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -21,8 +21,7 @@ on:
 
 jobs:
   linux:
-
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     if: "!contains(github.event.head_commit.message, 'no ci')"
     strategy:
       max-parallel: 5
@@ -30,37 +29,41 @@ jobs:
         python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
 
     steps:
-    - uses: actions/checkout@v1
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v1
-      with:
-        python-version: ${{ matrix.python-version }}
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install -r requirements.txt
-        pip install coverage
-    - name: Update version in setup.py
-      run: >-
-        sed -i "s/{{VERSION_PLACEHOLDER}}/0.0.0/g" setup.py
-    - name: Install PEPit
-      run: |
-        pip install -e .
-    - name: Install MOSEK
-      run: |
-        pip install mosek
-    - name: Setup MOSEK license, run tests and generate report
-      env:
-        MOSEKLM_LICENSE_FILE: ${{ secrets.MSK_LICENSE }}
-      run: |
-        coverage run -m unittest tests/test_*
-    - name: Upload Coverage to Codecov
-      uses: codecov/codecov-action@v3
+      - uses: actions/checkout@v4
 
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+          cache: 'pip'
 
-  linux_no_mosek:
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install -r requirements.txt
+          python -m pip install coverage
+
+      - name: Update version in setup.py
+        run: sed -i "s/{{VERSION_PLACEHOLDER}}/0.0.0/g" setup.py
+
+      - name: Install PEPit
+        run: python -m pip install -e .
+
+      - name: Install MOSEK
+        run: python -m pip install mosek
+
+      - name: Setup MOSEK license, run tests and generate report
+        env:
+          MOSEKLM_LICENSE_FILE: ${{ secrets.MSK_LICENSE }}
+        run: |
+          coverage run -m unittest tests/test_*
 
-    runs-on: ubuntu-latest
+      - name: Upload Coverage to Codecov
+        uses: codecov/codecov-action@v3
+
+
+  linux_no_mosek:
+    runs-on: ubuntu-22.04
     if: "!contains(github.event.head_commit.message, 'no ci')"
     strategy:
       max-parallel: 5
@@ -68,32 +71,36 @@ jobs:
         python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
 
     steps:
-    - uses: actions/checkout@v1
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v1
-      with:
-        python-version: ${{ matrix.python-version }}
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install -r requirements.txt
-        pip install coverage
-    - name: Update version in setup.py
-      run: >-
-        sed -i "s/{{VERSION_PLACEHOLDER}}/0.0.0/g" setup.py
-    - name: Install PEPit
-      run: |
-        pip install -e .
-    - name: Run tests and generate report
-      run: |
-        coverage run -m unittest tests/test_*
-    - name: Upload Coverage to Codecov
-      uses: codecov/codecov-action@v3
+      - uses: actions/checkout@v4
 
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+          cache: 'pip'
 
-  linux_no_mosek_license:
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install -r requirements.txt
+          python -m pip install coverage
+
+      - name: Update version in setup.py
+        run: sed -i "s/{{VERSION_PLACEHOLDER}}/0.0.0/g" setup.py
+
+      - name: Install PEPit
+        run: python -m pip install -e .
 
-    runs-on: ubuntu-latest
+      - name: Run tests and generate report
+        run: |
+          coverage run -m unittest tests/test_*
+
+      - name: Upload Coverage to Codecov
+        uses: codecov/codecov-action@v3
+
+
+  linux_no_mosek_license:
+    runs-on: ubuntu-22.04
     if: "!contains(github.event.head_commit.message, 'no ci')"
     strategy:
       max-parallel: 5
@@ -101,27 +108,32 @@ jobs:
         python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
 
     steps:
-    - uses: actions/checkout@v1
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v1
-      with:
-        python-version: ${{ matrix.python-version }}
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install -r requirements.txt
-        pip install coverage
-    - name: Update version in setup.py
-      run: >-
-        sed -i "s/{{VERSION_PLACEHOLDER}}/0.0.0/g" setup.py
-    - name: Install PEPit
-      run: |
-        pip install -e .
-    - name: Setup MOSEK
-      run: |
-        pip install mosek
-    - name: Run tests and generate report
-      run: |
-        coverage run -m unittest tests/test_*
-    - name: Upload Coverage to Codecov
-      uses: codecov/codecov-action@v3
+      - uses: actions/checkout@v4
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+          cache: 'pip'
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install -r requirements.txt
+          python -m pip install coverage
+
+      - name: Update version in setup.py
+        run: sed -i "s/{{VERSION_PLACEHOLDER}}/0.0.0/g" setup.py
+
+      - name: Install PEPit
+        run: python -m pip install -e .
+
+      - name: Setup MOSEK
+        run: python -m pip install mosek
+
+      - name: Run tests and generate report
+        run: |
+          coverage run -m unittest tests/test_*
+
+      - name: Upload Coverage to Codecov
+        uses: codecov/codecov-action@v3