diff --git a/.github/workflows/python_actions.yml b/.github/workflows/python_actions.yml
index 7de7854d..d3c5dec4 100644
--- a/.github/workflows/python_actions.yml
+++ b/.github/workflows/python_actions.yml
@@ -31,9 +31,9 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Checkout SupportScripts
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         repository: SpiNNakerManchester/SupportScripts
         path: support
@@ -79,9 +79,9 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Checkout SupportScripts
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         repository: SpiNNakerManchester/SupportScripts
         path: support