diff --git a/.github/workflows/code_style.yml b/.github/workflows/code_style.yml
index a272acc0..770a4184 100644
--- a/.github/workflows/code_style.yml
+++ b/.github/workflows/code_style.yml
@@ -7,7 +7,7 @@ jobs:
     name: Quality check
     runs-on: ubuntu-18.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Python
         uses: actions/setup-python@v4.7.1
         with:
diff --git a/.github/workflows/pypi_install.yml b/.github/workflows/pypi_install.yml
index 0f50c888..8c74d7d2 100644
--- a/.github/workflows/pypi_install.yml
+++ b/.github/workflows/pypi_install.yml
@@ -17,7 +17,7 @@ jobs:
         with:
           python-version: '3.8'
       - name: Checkout repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install dependencies
         run: pip install wheel
       - name: Build package
diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index b46993d7..66e78002 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -23,7 +23,7 @@ jobs:
     steps:
       # Setup and installation
       - name: Checkout repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup python
         uses: actions/setup-python@v4.7.1
         with:
diff --git a/.github/workflows/test_install.yml b/.github/workflows/test_install.yml
index d8bf3b0e..54fa05b5 100644
--- a/.github/workflows/test_install.yml
+++ b/.github/workflows/test_install.yml
@@ -26,7 +26,7 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
       - name: Checkout repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install amstrax
         run: |
             pip install -r requirements.txt