diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index 2f692ed..f5d3223 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -18,7 +18,7 @@ jobs:
     if: ${{ !contains(github.repository, 'private') }}
     strategy:
       matrix:
-        python-version: ["3.9", "3.10", "3.x"]
+        python-version: ["3.9", "3.10", "3.10", "3.11"]
     uses: ecmwf-actions/reusable-workflows/.github/workflows/qa-pytest-pyproject.yml@v2
     with:
       python-version: ${{ matrix.python-version }}
diff --git a/.github/workflows/python-pull-request.yml b/.github/workflows/python-pull-request.yml
index 4b58b12..d4b2379 100644
--- a/.github/workflows/python-pull-request.yml
+++ b/.github/workflows/python-pull-request.yml
@@ -18,7 +18,7 @@ jobs:
   checks:
     strategy:
       matrix:
-        python-version: ["3.9", "3.10", "3.x"]
+        python-version: ["3.9", "3.10", "3.10", "3.11"]
     uses: ecmwf-actions/reusable-workflows/.github/workflows/qa-pytest-pyproject.yml@v2
     with:
       python-version: ${{ matrix.python-version }}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 57078fd..73a9757 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -28,6 +28,7 @@ Keep it human-readable, your future self will thank you!
 - Change Changelog CI to run after successful publish
 - pytest for downstream-ci-hpc
 - Update CODEOWNERS
+- ci: extened python versions to include 3.11 and 3.12 [#66](https://github.com/ecmwf/anemoi-models/pull/66)
 
 ### Removed