diff --git a/.github/workflows/documentation-build.yml b/.github/workflows/documentation-build.yml
index 30f49425..d628da20 100644
--- a/.github/workflows/documentation-build.yml
+++ b/.github/workflows/documentation-build.yml
@@ -34,7 +34,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
-        python-version: 3.9
+        python-version: 3.11
     - name: Install Pandoc, repo and dependencies
       run: |
         sudo apt install pandoc
diff --git a/.github/workflows/python-ci.yml b/.github/workflows/python-ci.yml
index 956c4793..837ad854 100644
--- a/.github/workflows/python-ci.yml
+++ b/.github/workflows/python-ci.yml
@@ -74,7 +74,7 @@ jobs:
 
     - uses: actions/setup-python@v5
       with:
-        python-version: 3.9
+        python-version: 3.11
 
     - name: Install dependencies and build
       run: |