diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index c575eb48..62072043 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v2
diff --git a/.github/workflows/deb_build.yml b/.github/workflows/deb_build.yml
index 32bd4b2e..614ac692 100644
--- a/.github/workflows/deb_build.yml
+++ b/.github/workflows/deb_build.yml
@@ -8,7 +8,7 @@ jobs:
         os: [ubuntu-latest] #,windows-latest
         python-version: [3.9]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{matrix.python-version}}
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index d6ce8668..8875184c 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Login to Docker Hub
         uses: docker/login-action@v2
         with:
diff --git a/.github/workflows/gcr.yml b/.github/workflows/gcr.yml
index 2d7e7510..a6c1343b 100644
--- a/.github/workflows/gcr.yml
+++ b/.github/workflows/gcr.yml
@@ -22,7 +22,7 @@ jobs:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.CR_PAT }}
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: create image from repository
         run: docker build -t ghcr.io/${{ github.actor }}/hiphp .
       - name: push image to GitHub Container Registry
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index eab6d225..ccc55017 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Pages
         uses: actions/configure-pages@v3
       - name: Upload artifact
diff --git a/.github/workflows/pipup.yml b/.github/workflows/pipup.yml
index 5e90de6a..eb6be9e0 100644
--- a/.github/workflows/pipup.yml
+++ b/.github/workflows/pipup.yml
@@ -20,7 +20,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       # Sets up python
       - uses: actions/setup-python@v4
diff --git a/.github/workflows/push-gitLab.yml b/.github/workflows/push-gitLab.yml
index d4ab51b4..e4f5c44e 100644
--- a/.github/workflows/push-gitLab.yml
+++ b/.github/workflows/push-gitLab.yml
@@ -6,7 +6,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Mirror + trigger CI
       uses: SvanBoxel/gitlab-mirror-and-ci-action@master
       with:
diff --git a/.github/workflows/pypi-setup-linux.yml b/.github/workflows/pypi-setup-linux.yml
index f4c03ebd..d71fdd51 100644
--- a/.github/workflows/pypi-setup-linux.yml
+++ b/.github/workflows/pypi-setup-linux.yml
@@ -16,7 +16,7 @@ jobs:
         os: [ubuntu-latest] #,windows-latest
         python-version: [3.7, 3.8, 3.9]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{matrix.python-version}}
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/pypi-setup-macos.yml b/.github/workflows/pypi-setup-macos.yml
index e5ecad4a..810e82ca 100644
--- a/.github/workflows/pypi-setup-macos.yml
+++ b/.github/workflows/pypi-setup-macos.yml
@@ -16,7 +16,7 @@ jobs:
         os: [macos-latest] #,windows-latest
         python-version: [3.7, 3.8, 3.9]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{matrix.python-version}}
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/pypi-setup-win.yml b/.github/workflows/pypi-setup-win.yml
index e5b0d9d2..53e4cbf9 100644
--- a/.github/workflows/pypi-setup-win.yml
+++ b/.github/workflows/pypi-setup-win.yml
@@ -16,7 +16,7 @@ jobs:
         os: [windows-latest] #,windows-latest
         python-version: [3.7, 3.8, 3.9]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{matrix.python-version}}
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/python-app-on-linux.yml b/.github/workflows/python-app-on-linux.yml
index 72bae2e3..bf2bc93a 100644
--- a/.github/workflows/python-app-on-linux.yml
+++ b/.github/workflows/python-app-on-linux.yml
@@ -16,7 +16,7 @@ jobs:
         os: [ubuntu-latest] #,windows-latest
         python-version: [3.7, 3.8, 3.9]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{matrix.python-version}}
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/python-app-on-mac.yml b/.github/workflows/python-app-on-mac.yml
index 62b391a6..8df60192 100644
--- a/.github/workflows/python-app-on-mac.yml
+++ b/.github/workflows/python-app-on-mac.yml
@@ -16,7 +16,7 @@ jobs:
         os: [macos-latest] #,windows-latest
         python-version: [3.7, 3.8, 3.9]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{matrix.python-version}}
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/python-app-on-win.yml b/.github/workflows/python-app-on-win.yml
index bb06e4e8..7bba30ef 100644
--- a/.github/workflows/python-app-on-win.yml
+++ b/.github/workflows/python-app-on-win.yml
@@ -16,7 +16,7 @@ jobs:
         os: [windows-latest] #,windows-latest
         python-version: [3.7, 3.8, 3.9]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{matrix.python-version}}
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/test-requirements-linux.yml b/.github/workflows/test-requirements-linux.yml
index cbd48819..b83acdaa 100644
--- a/.github/workflows/test-requirements-linux.yml
+++ b/.github/workflows/test-requirements-linux.yml
@@ -16,7 +16,7 @@ jobs:
         os: [ubuntu-latest] #,windows-latest
         python-version: [3.7, 3.8, 3.9]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{matrix.python-version}}
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/test-requirements-win.yml b/.github/workflows/test-requirements-win.yml
index 062601fd..d44a9b68 100644
--- a/.github/workflows/test-requirements-win.yml
+++ b/.github/workflows/test-requirements-win.yml
@@ -16,7 +16,7 @@ jobs:
         os: [ubuntu-latest] #,windows-latest
         python-version: [3.7, 3.8, 3.9]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{matrix.python-version}}
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/ubuntu-install.yml b/.github/workflows/ubuntu-install.yml
index 3e4b4672..8c7caa4f 100644
--- a/.github/workflows/ubuntu-install.yml
+++ b/.github/workflows/ubuntu-install.yml
@@ -8,7 +8,7 @@ jobs:
         os: [ubuntu-latest] #,windows-latest
         python-version: [3.7, 3.8, 3.9]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python ${{matrix.python-version}}
         uses: actions/setup-python@v4
         with: