diff --git a/.github/workflows/build-and-release.yaml b/.github/workflows/build-and-release.yaml
index 2465fcf..5549b50 100644
--- a/.github/workflows/build-and-release.yaml
+++ b/.github/workflows/build-and-release.yaml
@@ -39,9 +39,9 @@ jobs:
       fail-fast: true
       matrix:
         include:
-          - os: ubuntu-22.04
+          - os: [ubuntu-22.04, ubuntu-24.04]
 
-    runs-on: ${{ matrix.os }}
+    runs-on: ubuntu-24.04
 
     steps:
       - name: Checkout project
@@ -57,18 +57,17 @@ jobs:
             jq gettext build-essential cmake libcppunit-dev doxygen graphviz
 
           core_cpp_version=$(curl --silent "https://api.github.com/repos/rok4/core-cpp/releases/latest" | jq -r ".tag_name")
-          curl -L -o librok4-dev.deb https://github.com/rok4/core-cpp/releases/download/${core_cpp_version}/librok4-base-${core_cpp_version}-${{ matrix.os }}-amd64.deb
+          curl -L -o librok4-dev.deb https://github.com/rok4/core-cpp/releases/download/${core_cpp_version}/librok4-base-${core_cpp_version}-ubuntu-24.04-amd64.deb
           sudo apt install ./librok4-dev.deb
 
       - name: Build packages
         run: |
           mkdir build && cd build
-          cmake -DCMAKE_INSTALL_PREFIX=/ -DBUILD_VERSION=${{ github.ref_name }} -DCPACK_SYSTEM_NAME=${{ matrix.os }} ..
+          cmake -DCMAKE_INSTALL_PREFIX=/ -DBUILD_VERSION=${{ github.ref_name }} -DCPACK_SYSTEM_NAME="ubuntu-24.04" ..
           make -j2
           make package
 
       - name: Run unit tests
-        if: "matrix.os == 'ubuntu-22.04'"
         run: |
           cd build
           make test
@@ -81,7 +80,6 @@ jobs:
           release-tag: ${{ github.ref_name }}
 
       - name: Build documentation
-        if: "matrix.os == 'ubuntu-22.04'"
         run: |
           cd build
           make doc
@@ -113,7 +111,6 @@ jobs:
         run: pip install -r docs/requirements.txt
 
       - name: Publish documentation
-        if: "matrix.os == 'ubuntu-22.04'"
         run: |
           git config user.name github-actions
           git config user.email github-actions@github.com
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 658aa07..f721fbe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ Le format est basé sur [Keep a Changelog](https://keepachangelog.com/) et ce pr
 
 ## [Unreleased]
 
+## [6.2.1] - 2026-06-25
+
+### Added
+
+- Compilation des artefacts sous ubuntu 24.04 (compatible debian 13 / trixie)
+
 ## [6.2.0] - 2026-03-16
 ### Added
 - Possibilité de définir un timeout via la variable d'environnement `ROK4_NETWORK_TIMEOUT` (valeur à fournir en seconde) pour les intéraction avec le un service WMS source (pour le getfeature info)
@@ -245,7 +251,8 @@ Cette release contient le serveur de diffusion de données raster ou vecteur sto
 - Suppression du support du WMS 1.1.1
 - Suppression de la gestion de styles complexes (quand le valeur finale d'un pixel dépend des valeurs initiales du voisinage, comme le calcul de pente ou d'ombrage) à la volée
 
-[Unreleased]: https://github.com/rok4/server/compare/v6.2.0...HEAD
+[Unreleased]: https://github.com/rok4/server/compare/v6.2.1...HEAD
+[6.2.1]: https://github.com/rok4/server/compare/v6.2.0...v6.2.1
 [6.2.0]: https://github.com/rok4/server/compare/v6.1.6...v6.2.0
 [6.1.6]: https://github.com/rok4/server/compare/v6.1.5...v6.1.6
 [6.1.5]: https://github.com/rok4/server/compare/v6.1.4...v6.1.5
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 22d36c7..a76c36d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -152,7 +152,7 @@ set(CPACK_PACKAGE_VERSION ${VERSION})
 set(CPACK_PACKAGE_VENDOR "IGN")
 set(CPACK_PACKAGE_CONTACT "IGN - Géoportail (<tout_rdev@ign.fr>)")
 
-if(CPACK_SYSTEM_NAME AND CPACK_SYSTEM_NAME STREQUAL "ubuntu-20.04" OR CPACK_SYSTEM_NAME STREQUAL "ubuntu-22.04")
+if(CPACK_SYSTEM_NAME AND CPACK_SYSTEM_NAME STREQUAL "ubuntu-20.04" OR CPACK_SYSTEM_NAME STREQUAL "ubuntu-22.04" OR CPACK_SYSTEM_NAME STREQUAL "ubuntu-24.04")
     set(CPACK_GENERATOR "DEB;TGZ")
 
     # Debian
diff --git a/README.md b/README.md
index 3bebb63..c711463 100644
--- a/README.md
+++ b/README.md
@@ -29,22 +29,22 @@ Installations système requises (listées dans le paquet debian, installées ave
 
 ```bash
 ### librok4-dev
-curl -o librok4-dev.deb https://github.com/rok4/core-cpp/releases/download/x.y.z/librok4-base-x.y.z-ubuntu-20.04-amd64.deb
+curl -o librok4-dev.deb https://github.com/rok4/core-cpp/releases/download/x.y.z/librok4-base-x.y.z-ubuntu-24.04-amd64.deb
 # or, with ceph driver
-curl -o librok4-dev.deb https://github.com/rok4/core-cpp/releases/download/x.y.z/librok4-ceph-x.y.z-ubuntu-20.04-amd64.deb
+curl -o librok4-dev.deb https://github.com/rok4/core-cpp/releases/download/x.y.z/librok4-ceph-x.y.z-ubuntu-24.04-amd64.deb
 
 apt install ./librok4-dev.deb
 
 ### rok4-server
-curl -o rok4-server.deb https://github.com/rok4/server/releases/download/x.y.z/rok4-server-x.y.z-ubuntu-20.04-amd64.deb
+curl -o rok4-server.deb https://github.com/rok4/server/releases/download/x.y.z/rok4-server-x.y.z-ubuntu-24.04-amd64.deb
 
 apt install ./rok4-server.deb
 
 ### installation des styles et des tile matrix sets 
-curl -o tilematrixsets.deb https://github.com/rok4/tilematrixsets/releases/download/4.1/rok4-tilematrixsets-4.1-linux-all.deb
+curl -o tilematrixsets.deb https://github.com/rok4/tilematrixsets/releases/download/4.7/rok4-tilematrixsets-4.7-linux-all.deb
 apt install ./tilematrixsets.deb
 
-curl -o styles.deb https://github.com/rok4/styles/releases/download/4.1/rok4-styles-4.1-linux-all.deb
+curl -o styles.deb https://github.com/rok4/styles/releases/download/4.5/rok4-styles-4.5-linux-all.deb
 apt install ./rok4-styles.deb
 ```