diff --git a/.github/workflows/stage-2-test.yaml b/.github/workflows/stage-2-test.yaml
index 2b22ee0e..ed7e52e6 100644
--- a/.github/workflows/stage-2-test.yaml
+++ b/.github/workflows/stage-2-test.yaml
@@ -41,7 +41,7 @@ jobs:
       - name: "Checkout code"
         uses: actions/checkout@v4
       - name: "Set up Python"
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: '3.13'
       - name: "Run unit test suite"
@@ -58,7 +58,7 @@ jobs:
       - name: "Checkout code"
         uses: actions/checkout@v4
       - name: "Set up Python"
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: '3.13'
       - name: "Run linting"
@@ -76,7 +76,7 @@ jobs:
       - name: "Checkout code"
         uses: actions/checkout@v4
       - name: "Set up Python"
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: '3.13'
       - name: "Run test coverage check"
diff --git a/.github/workflows/stage-4-acceptance.yaml b/.github/workflows/stage-4-acceptance.yaml
index 725a77dd..69e534c0 100644
--- a/.github/workflows/stage-4-acceptance.yaml
+++ b/.github/workflows/stage-4-acceptance.yaml
@@ -114,7 +114,7 @@ jobs:
       - name: "Checkout code"
         uses: actions/checkout@v4
       - name: "Set up Python"
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: '3.13'
       - name: "Run integration test"