diff --git a/.github/workflows/python_actions.yml b/.github/workflows/python_actions.yml
index 83868fe..4b2f5a7 100644
--- a/.github/workflows/python_actions.yml
+++ b/.github/workflows/python_actions.yml
@@ -26,9 +26,9 @@ jobs:
 
     steps:
     - 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
@@ -65,9 +65,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - 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