diff --git a/.github/workflows/c_actions.yml b/.github/workflows/c_actions.yml
index c59de60a..907b5483 100644
--- a/.github/workflows/c_actions.yml
+++ b/.github/workflows/c_actions.yml
@@ -31,7 +31,7 @@ jobs:
       with:
         packages: doxygen gcc-arm-none-eabi
     - name: Set up Python 3.12
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: 3.12
     - name: Checkout SpiNNaker Dependencies
diff --git a/.github/workflows/python_actions.yml b/.github/workflows/python_actions.yml
index 175e2672..55742e4f 100644
--- a/.github/workflows/python_actions.yml
+++ b/.github/workflows/python_actions.yml
@@ -37,7 +37,7 @@ jobs:
         path: support
 
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install pip, etc
@@ -92,7 +92,7 @@ jobs:
         path: support
 
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install pip, etc