diff --git a/.github/workflows/code-quality.yaml b/.github/workflows/code-quality.yaml
index 718d8821..7fadefc0 100644
--- a/.github/workflows/code-quality.yaml
+++ b/.github/workflows/code-quality.yaml
@@ -23,20 +23,14 @@ jobs:
 
     if: github.ref != 'refs/heads/main'
     steps:
-      - uses: actions/checkout@v3
-
-      - uses: actions/setup-python@v4
+      - uses: actions/checkout@v6
+      - uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
-
-      - name: Install Poetry and dependencies
-        run: |
-          set -e
-          
-          curl -sSL https://install.python-poetry.org | python3 -
-          poetry install --all-extras
-
+      - name: Install Poetry
+        uses: snok/install-poetry@v1
+      - name: Install dataclasses-json
+        run: poetry install --all-extras
       - uses: reviewdog/action-setup@v1
-
       - name: run mypy
         run: poetry run mypy --no-warn-no-return dataclasses_json
diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 462593f2..dfa9b21d 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -22,27 +22,25 @@ jobs:
         python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v6
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v6
       with:
         python-version: ${{ matrix.python-version }}
         allow-prereleases: true
-    - name: Install Poetry and dependencies
+    - name: Install Poetry
+      uses: snok/install-poetry@v1
+      with:
+        version: >-
+          ${{
+            matrix.python-version == '3.7' && '1.5.1'
+            || (matrix.python-version == '3.8' && '1.8.5'
+            || (matrix.python-version == '3.9' && '2.2.1'
+            || 'latest'))
+          }}
+    - name: Install dataclasses-json
       shell: bash
-      env:
-        PYTHON_VERSION: ${{ matrix.python-version }}
-      run: |
-        set -e
-
-        if [[ "$PYTHON_VERSION" == '3.7' ]]
-        then
-          curl -sSL https://install.python-poetry.org | python3 - --version 1.5.1
-        else
-          curl -sSL https://install.python-poetry.org | python3 -
-        fi
-
-        poetry install --all-extras
+      run: poetry install --all-extras
     - name: Lint with flake8
       run: |
         set -e
@@ -52,7 +50,6 @@ jobs:
         set -euxo pipefail
 
         poetry run pytest ./tests --doctest-modules --junitxml=junit/test-results.xml --cov=. --cov-report=term-missing:skip-covered | tee pytest-coverage.txt
-
     - name: Publish Code Coverage
       uses: MishaKav/pytest-coverage-comment@main
       if: ${{ !github.event.pull_request.head.repo.fork }}
@@ -69,28 +66,24 @@ jobs:
     permissions:
       id-token: write
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v6
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v6
         with:
-          python-version: "3.9.x"
-      - name: Install Poetry and Prepare version
-        run: |
-          set -e
-
-          curl -sSL https://install.python-poetry.org | python3 -
-          poetry self add "poetry-dynamic-versioning[plugin]"
+          python-version: "3.10"
+      - name: Install Poetry
+        uses: snok/install-poetry@v1
+      - name: Prepare version
+        run: poetry self add "poetry-dynamic-versioning[plugin]"
       - name: Build package
         run: |
           set -e
 
           poetry build
-
       - name: Publish distribution 📦 to Test PyPI
         uses: pypa/gh-action-pypi-publish@release/v1
         with:
           repository-url: https://test.pypi.org/legacy/
-
       - name: Publish distribution 📦 to PyPI
         if: startsWith(github.ref, 'refs/tags')
         uses: pypa/gh-action-pypi-publish@release/v1