diff --git a/.github/workflows/conda.yml b/.github/workflows/conda.yml
index 80200978..0b2ab85b 100644
--- a/.github/workflows/conda.yml
+++ b/.github/workflows/conda.yml
@@ -63,7 +63,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
         env:
           - {os: ubuntu-20.04, json-image: '{"image": null}'}
           - {os: ubuntu-22.04, json-image: '{"image": null}'}
@@ -71,9 +71,9 @@ jobs:
           - {os: ubuntu-22.04, json-image: '{"image": "rockylinux:9"}'}
           - {os: windows-2019, json-image: '{"image": null}'}
           - {os: windows-2022, json-image: '{"image": null}'}
-          - {os: macos-12, json-image: '{"image": null}'}
           - {os: macos-13, json-image: '{"image": null}'}
           - {os: macos-14, json-image: '{"image": null}'}
+          - {os: macos-15, json-image: '{"image": null}'}
     runs-on: ${{ matrix.env.os }}
     container: ${{ fromJSON(matrix.env.json-image) }}
     steps:
diff --git a/.github/workflows/dev-docker.yml b/.github/workflows/dev-docker.yml
index e9bc8e2f..2bf7f0b4 100644
--- a/.github/workflows/dev-docker.yml
+++ b/.github/workflows/dev-docker.yml
@@ -4,7 +4,7 @@ env:
   DEFAULT_KHIOPS_REVISION: 10.2.3
   DEFAULT_IMAGE_INCREMENT: 0
   DEFAULT_SERVER_REVISION: main
-  DEFAULT_PYTHON_VERSIONS: 3.8 3.9 3.10 3.11 3.12
+  DEFAULT_PYTHON_VERSIONS: 3.8 3.9 3.10 3.11 3.12 3.13
 on:
   pull_request:
     paths: [packaging/docker/khiopspydev/Dockerfile.*, .github/workflows/dev-docker.yml]
@@ -28,7 +28,7 @@ on:
         description: Set as 'latest'
       python-versions:
         type: string
-        default: 3.8 3.9 3.10 3.11 3.12
+        default: 3.8 3.9 3.10 3.11 3.12 3.13
         description: Python versions to support
       server-revision:
         type: string
diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index 6db87707..f010297b 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -30,7 +30,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
     container:
       # 'latest' default image tag cannot be set as an environment variable,
       # because the `env` context is only accessible at the step level;
diff --git a/packaging/docker/khiopspydev/Dockerfile.ubuntu b/packaging/docker/khiopspydev/Dockerfile.ubuntu
index 4720219f..5a9b8cf3 100644
--- a/packaging/docker/khiopspydev/Dockerfile.ubuntu
+++ b/packaging/docker/khiopspydev/Dockerfile.ubuntu
@@ -41,8 +41,9 @@ RUN true \
 ARG PYTHON_VERSIONS
 RUN /bin/bash -c 'for version in ${PYTHON_VERSIONS}; \
 do \
-    /root/miniforge3/bin/conda create -y -n py${version} python=${version}; \
-    /root/miniforge3/bin/conda create -y -n py${version}_conda python=${version}; \
+    # setuptools is a strong requirement for khiops-python. Force its installation because it is omitted since python 3.13
+    /root/miniforge3/bin/conda create -y -n py${version} python=${version} setuptools; \
+    /root/miniforge3/bin/conda create -y -n py${version}_conda python=${version} setuptools; \
     /root/miniforge3/bin/conda install -y -n py${version}_conda -c khiops-dev khiops-core=$(echo ${KHIOPS_REVISION} | tr -d "-") ; \
 done'